Reference Data
Area Code Directory
Area Code 815 — Chicago, Rockford, Dekalb, Illinois

Area Code 815 — Chicago, Rockford, Dekalb, Illinois

Active

Data last updated: March 10, 2026

State
Illinois
Country
US
Timezone
America/Chicago
Assigned
January 24, 2001
Exchanges (NXX)
786
Carriers
54
Rate Centers
200
Overlay
Yes — 779

Top Carriers

Carrier OCN NXX Count
ILLINOIS BELL TEL CO 9329 157
FRONTIER NORTH, INC. - IL 1015 76
LEVEL 3 COMMUNICATIONS, LLC - IL 6115 76
FRONTIER NORTH, INC. - IL 1036 57
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 6333 50
AERO NORTH COMMUNICATIONS, INC. - IL 443F 43
NEW CINGULAR WIRELESS PCS, LLC - IL 6534 42
T-MOBILE USA, INC. 6529 37
UNITED STATES CELLULAR - IL 6265 23
TELEPORT COMMUNICATIONS AMERICA, LLC - IL 7136 22

Rate Centers

LA SALLE SHERIDAN OGLESBY JOLIET CRYSTAL LK COAL CITY WOODSTOCK FULTON ROCKFORD STERLING KANKAKEE NEW LENOX DE KALB LOCKPORT MILLEDGEVL PLAINFIELD FREEPORT BYRON GARDNER PECATONICA ROCK CUT NORTHBROOK MINOOKA MT CARROLL EARLVILLE SEWARD DURAND GRANDRIDGE NELSON KEMPTON STELLE STREATOR THOMSON WATERMAN GILMAN ONARGA DANFORTH ROSCOE MCHENRY SAVANNA FRANKFORT GALENA DIXON HINCKLEY VERONA SO BERGEN LA GRANGE PRINCETON SHANNON UTICA OTTAWA MANHATTAN CRESCENTCY MORRIS BELVIDERE CHERRY VLY WINNEBAGO COLETA GRANVILLE LA MOILLE FRANKLIGRV SENECA CORNELL HARMON SUBLETTE GERMAN VLY REDDICK WINSLOW LOSTANT LENA ELWOOD DWIGHT OHIO WALNUT CRESTON SO BELOIT BRAIDWOOD KINSMAN MONROE CTR STEWARD MORRISON PONTIAC HERSCHER ST ANNE MARTINTON SHELDON WATSEKA BEAVERVL PUTNAM TAMPICO TONICA PEARL CITY MANLIUS CEDARPOINT DEPUE MAZON DAKOTA MOMENCE TOLUCA ASHTON SHEFFIELD CISSNAPARK GRANT PARK MANTENO WOODLAND PLATTVILLE WILMINGTON DONOVAN APPLERIVER LANARK LELAND COMPTON SOMONAUK MARSEILLES MENDOTA UNION KIRKLAND PROPHETSTN THOMAS E DUBUQUE CHENOA HARVARD ROCHELLE CEDARVILLE CAMPUS MARENGO CAPRON SANDWICH POLO SPRING GRV RANSOM HANOVER OREGON GARDENPRRI MASSBACH HENNEPIN ROCKTON PAW PAW W BROOKLYN SHIRLAND CHATSWORTH DOVER STILMANVLY TISKILWA CULLOM HEBRON GRANDDTOUR WONDERLAKE FORREST NEWARK BUREAU SPRING VLY RICHMOND STOCKLAND CHADWICK PIPER CITY STRAWN FAIRBURY CLIFTON CHEBANSE ASHKUM WYANET SAUNEMIN MT MORRIS LISBON SO SHARON LEAF RIVER SYCAMORE GRAYMONT WARREN POPLAR GRV LYNDON GENOA ORANGEVL HARDING FLANAGAN LADD ELIZABETH SHABBONA MALTA MAPLE PARK DAVIS MCCONNELL FORRESTON STOCKTON SCALESMOND WENONA LONG POINT LEONORE AMBOY RUTLAND MAGNOLIA NEWMILFORD MCNABB MILFORD EMINGTON HOOPPOLE CABERY WELLINGTON ODELL

Exchange Listings (NXX)

NPA-NXX Carrier Rate Center Type LATA Status
815-200 PAETEC ITEL, LLC LA SALLE VoIP 358 active
815-201 BANDWIDTH.COM CLEC, LLC - IL SHERIDAN VoIP 358 active
815-202 NEW CINGULAR WIRELESS PCS, LLC - IL OGLESBY Wireless 358 active
815-203 SPOK, INC. JOLIET Landline 358 active
815-204 SPOK, INC. CRYSTAL LK Landline 358 active
815-205 CENTURYLINK COMMUNICATIONS, LLC COAL CITY VoIP 358 active
815-206 ILLINOIS BELL TEL CO WOODSTOCK Landline 358 active
815-207 TELEPORT COMMUNICATIONS AMERICA, LLC - IL JOLIET VoIP 358 active
815-208 MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL FULTON Landline 364 active
815-209 LEVEL 3 COMMUNICATIONS, LLC - IL ROCKFORD Landline 360 active
815-210 NEW CINGULAR WIRELESS PCS, LLC - IL JOLIET Wireless 358 active
815-212 T-MOBILE USA, INC. JOLIET Wireless 358 active
815-213 UNITED STATES CELLULAR - IL STERLING Wireless 364 active
815-214 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL KANKAKEE Landline 358 active
815-215 FIRST COMMUNICATIONS, LLC NEW LENOX VoIP 358 active
815-216 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL KANKAKEE Wireless 358 active
815-217 DIGITAL NETWORK ACCESS COMMUNICATIONS, INC. - IL DE KALB Landline 364 active
815-218 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL ROCKFORD Wireless 360 active
815-219 METROPCS, INC. CRYSTAL LK Wireless 358 active
815-220 ILLINOIS BELL TEL CO LA SALLE Landline 358 active
815-221 TELEPORT COMMUNICATIONS AMERICA, LLC - IL LOCKPORT Landline 358 active
815-222 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL ROCKFORD Wireless 360 active
815-223 ILLINOIS BELL TEL CO LA SALLE Landline 358 active
815-224 ILLINOIS BELL TEL CO LA SALLE Landline 358 active
815-225 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL MILLEDGEVL Landline 364 active
815-226 ILLINOIS BELL TEL CO ROCKFORD Landline 360 active
815-227 ILLINOIS BELL TEL CO ROCKFORD Landline 360 active
815-228 NEW CINGULAR WIRELESS PCS, LLC - IL OGLESBY Wireless 358 active
815-229 ILLINOIS BELL TEL CO ROCKFORD Landline 360 active
815-230 LEVEL 3 COMMUNICATIONS, LLC - IL PLAINFIELD Landline 358 active
815-231 ILLINOIS BELL TEL CO ROCKFORD Landline 360 active
815-232 FRONTIER NORTH, INC. - IL FREEPORT Landline 360 active
815-233 FRONTIER NORTH, INC. - IL FREEPORT Landline 360 active
815-234 FRONTIER NORTH, INC. - IL BYRON Landline 360 active
815-235 FRONTIER NORTH, INC. - IL FREEPORT Landline 360 active
815-236 NEW CINGULAR WIRELESS PCS, LLC - IL WOODSTOCK Wireless 358 active
815-237 ILLINOIS BELL TEL CO GARDNER Landline 358 active
815-238 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL FREEPORT Wireless 360 active
815-239 FRONTIER NORTH, INC. - IL PECATONICA Landline 360 active
815-240 CHARTER IP ENABLED SERVICES, LLC ROCK CUT VoIP 360 active
815-241 AMERICAN MESSAGING SERVICES, LLC NORTHBROOK Landline 358 active
815-242 BANDWIDTH.COM CLEC, LLC - IL MINOOKA VoIP 358 active
815-243 UNITED STATES CELLULAR - IL ROCKFORD Wireless 360 active
815-244 BRIGHTSPEED OF ILLINOIS, LLC MT CARROLL Landline 364 active
815-245 NEW CINGULAR WIRELESS PCS, LLC - IL WOODSTOCK Wireless 358 active
815-246 FRONTIER NORTH, INC. - IL EARLVILLE Landline 358 active
815-247 FRONTIER NORTH, INC. - IL SEWARD Landline 360 active
815-248 FRONTIER NORTH, INC. - IL DURAND Landline 360 active
815-249 FRONTIER NORTH, INC. - IL GRANDRIDGE Landline 366 active
815-250 COMCAST IP PHONE, LLC LA SALLE VoIP 358 active
815-251 BRIGHTSPEED OF ILLINOIS, LLC NELSON Landline 364 active
815-252 NEW CINGULAR WIRELESS PCS, LLC - IL OGLESBY Wireless 358 active
815-253 FRONTIER COMMUNICATIONS OF ILLINOIS, INC. KEMPTON Landline 366 active
815-254 ILLINOIS BELL TEL CO PLAINFIELD Landline 358 active
815-255 PAETEC ITEL, LLC MINOOKA VoIP 358 active
815-256 STELLE TEL. CO. STELLE Landline 358 active
815-257 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL STREATOR Wireless 366 active
815-258 NEW CINGULAR WIRELESS PCS, LLC - IL JOLIET Wireless 358 active
815-259 BRIGHTSPEED OF ILLINOIS, LLC THOMSON Landline 364 active
815-260 T-MOBILE USA, INC. JOLIET Wireless 358 active
815-261 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL CRYSTAL LK Landline 358 active
815-262 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL ROCKFORD Wireless 360 active
815-263 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL KANKAKEE Wireless 358 active
815-264 FRONTIER NORTH, INC. - IL WATERMAN Landline 364 active
815-265 ILLINOIS BELL TEL CO GILMAN Landline 358 active
815-266 FRONTIER NORTH, INC. - IL FREEPORT Landline 360 active
815-267 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL PLAINFIELD Landline 358 active
815-268 ILLINOIS BELL TEL CO ONARGA Landline 358 active
815-269 FRONTIER COMMUNICATIONS OF THE CAROLINAS, INC - IL DANFORTH Landline 358 active
815-270 CHARTER IP ENABLED SERVICES, LLC ROSCOE VoIP 360 active
815-271 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL MCHENRY Landline 358 active
815-272 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL JOLIET Landline 358 active
815-273 BRIGHTSPEED OF ILLINOIS, LLC SAVANNA Landline 364 active
815-274 NEW CINGULAR WIRELESS PCS, LLC - IL JOLIET Wireless 358 active
815-275 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL FREEPORT Wireless 360 active
815-276 TELEPORT COMMUNICATIONS AMERICA, LLC - IL CRYSTAL LK Landline 358 active
815-277 TELEPORT COMMUNICATIONS AMERICA, LLC - IL FRANKFORT Landline 358 active
815-278 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL KANKAKEE Wireless 358 active
815-279 AMERICAN MESSAGING SERVICES, LLC KANKAKEE Landline 358 active
815-280 TELEPORT COMMUNICATIONS AMERICA, LLC - IL JOLIET Landline 358 active
815-281 UNITED STATES CELLULAR - IL GALENA Wireless 634 active
815-282 ILLINOIS BELL TEL CO ROCKFORD Landline 360 active
815-283 MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL WATERMAN Landline 364 active
815-284 BRIGHTSPEED OF ILLINOIS, LLC DIXON Landline 364 active
815-285 BRIGHTSPEED OF ILLINOIS, LLC DIXON Landline 364 active
815-286 FRONTIER NORTH, INC. - IL HINCKLEY Landline 364 active
815-287 ILLINOIS BELL TEL CO VERONA Landline 358 active
815-288 BRIGHTSPEED OF ILLINOIS, LLC DIXON Landline 364 active
815-289 UNITED STATES CELLULAR - IL ROCKFORD Wireless 360 active
815-290 AT&T ENTERPRISES, LLC MINOOKA VoIP 358 active
815-291 UNITED STATES CELLULAR - IL FREEPORT Wireless 360 active
815-292 BERGEN TEL. CO. - IL SO BERGEN Landline 356 active
815-293 ILLINOIS BELL TEL CO LOCKPORT Landline 358 active
815-294 SPOK, INC. LA GRANGE Landline 358 active
815-295 T-MOBILE USA, INC. KANKAKEE Wireless 358 active
815-296 TELNYX LLC ROCKFORD VoIP 360 active
815-297 FRONTIER NORTH, INC. - IL FREEPORT Landline 360 active
815-298 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL ROCKFORD Wireless 360 active
815-299 UNITED STATES CELLULAR - IL ROCKFORD Wireless 360 active
815-300 ILLINOIS BELL TEL CO NEW LENOX Landline 358 active
815-301 LEVEL 3 COMMUNICATIONS, LLC - IL CRYSTAL LK Landline 358 active
815-302 METROPCS, INC. JOLIET Wireless 358 active
815-303 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL PRINCETON Wireless 368 active
815-304 LEVEL 3 COMMUNICATIONS, LLC - IL KANKAKEE Landline 358 active
815-305 LEVEL 3 COMMUNICATIONS, LLC - IL GARDNER Landline 358 active
815-306 LEVEL 3 COMMUNICATIONS, LLC - IL LOCKPORT Landline 358 active
815-307 LEVEL 3 COMMUNICATIONS, LLC - IL MCHENRY Landline 358 active
815-308 LEVEL 3 COMMUNICATIONS, LLC - IL WOODSTOCK Landline 358 active
815-309 AERO NORTH COMMUNICATIONS, INC. - IL SHANNON Landline 364 active
815-310 LEVEL 3 COMMUNICATIONS, LLC - IL UTICA Landline 358 active
815-312 ONVOY, LLC ROCKFORD Landline 360 active
815-313 LEVEL 3 COMMUNICATIONS, LLC - IL OTTAWA Landline 358 active
815-314 LEVEL 3 COMMUNICATIONS, LLC - IL MANHATTAN Landline 358 active
815-315 LEVEL 3 COMMUNICATIONS, LLC - IL ROCKFORD Landline 360 active
815-316 LEVEL 3 COMMUNICATIONS, LLC - IL ROCKFORD Landline 360 active
815-317 LEVEL 3 COMMUNICATIONS, LLC - IL CRESCENTCY Landline 358 active
815-318 LEVEL 3 COMMUNICATIONS, LLC - IL MORRIS Landline 358 active
815-319 UNITED STATES CELLULAR - IL ROCKFORD Wireless 360 active
815-320 PEERLESS NETWORK OF ILLINOIS, LLC - IL NEW LENOX Landline 358 active
815-321 ONVOY, LLC WOODSTOCK Landline 358 active
815-322 LEVEL 3 COMMUNICATIONS, LLC - IL MCHENRY Landline 358 active
815-323 LEVEL 3 COMMUNICATIONS, LLC - IL BELVIDERE Landline 360 active
815-324 MCC TELEPHONY LLC OTTAWA VoIP 358 active
815-325 NEW CINGULAR WIRELESS PCS, LLC - IL JOLIET Wireless 358 active
815-326 NEW CINGULAR WIRELESS PCS, LLC - IL OGLESBY Wireless 358 active
815-327 LEVEL 3 COMMUNICATIONS, LLC - IL PLAINFIELD Landline 358 active
815-328 LEVEL 3 COMMUNICATIONS, LLC - IL LOCKPORT Landline 358 active
815-329 AT&T ENTERPRISES, LLC ROCKFORD VoIP 360 active
815-330 FIRST COMMUNICATIONS, LLC CRESCENTCY VoIP 358 active
815-331 LEVEL 3 COMMUNICATIONS, LLC - IL MCHENRY Landline 358 active
815-332 FRONTIER NORTH, INC. - IL CHERRY VLY Landline 360 active
815-333 LEVEL 3 COMMUNICATIONS, LLC - IL WOODSTOCK Landline 358 active
815-334 ILLINOIS BELL TEL CO WOODSTOCK Landline 358 active
815-335 FRONTIER NORTH, INC. - IL WINNEBAGO Landline 360 active
815-336 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL COLETA Landline 364 active
815-337 ILLINOIS BELL TEL CO WOODSTOCK Landline 358 active
815-338 ILLINOIS BELL TEL CO WOODSTOCK Landline 358 active
815-339 FRONTIER NORTH, INC. - IL GRANVILLE Landline 358 active
815-340 COMCAST IP PHONE, LLC LA MOILLE VoIP 368 active
815-341 NEW CINGULAR WIRELESS PCS, LLC - IL JOLIET Wireless 358 active
815-342 NEW CINGULAR WIRELESS PCS, LLC - IL JOLIET Wireless 358 active
815-343 NEW CINGULAR WIRELESS PCS, LLC - IL OGLESBY Wireless 358 active
815-344 ILLINOIS BELL TEL CO MCHENRY Landline 358 active
815-345 LEVEL 3 COMMUNICATIONS, LLC - IL WOODSTOCK Landline 358 active
815-346 LEVEL 3 COMMUNICATIONS, LLC - IL GARDNER Landline 358 active
815-347 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL WOODSTOCK Wireless 358 active
815-348 PAETEC ITEL, LLC KANKAKEE VoIP 358 active
815-349 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL MCHENRY Landline 358 active
815-350 AERO NORTH COMMUNICATIONS, INC. - IL FRANKLIGRV Landline 364 active
815-351 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL KANKAKEE Wireless 358 active
815-352 LEVEL 3 COMMUNICATIONS, LLC - IL KANKAKEE Landline 358 active
815-353 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL WOODSTOCK Wireless 358 active
815-354 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL WOODSTOCK Wireless 358 active
815-355 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL WOODSTOCK Wireless 358 active
815-356 ILLINOIS BELL TEL CO CRYSTAL LK Landline 358 active
815-357 ILLINOIS BELL TEL CO SENECA Landline 358 active
815-358 C-R TELEPHONE CO. CORNELL Landline 366 active
815-359 BRIGHTSPEED OF ILLINOIS, LLC HARMON Landline 364 active
815-360 AERO NORTH COMMUNICATIONS, INC. - IL SUBLETTE Landline 364 active
815-361 LEVEL 3 COMMUNICATIONS, LLC - IL MANHATTAN Landline 358 active
815-362 FRONTIER NORTH, INC. - IL GERMAN VLY Landline 360 active
815-363 ILLINOIS BELL TEL CO MCHENRY Landline 358 active
815-364 LEVEL 3 COMMUNICATIONS, LLC - IL MORRIS Landline 358 active
815-365 FRONTIER NORTH, INC. - IL REDDICK Landline 366 active
815-366 LEVEL 3 COMMUNICATIONS, LLC - IL OTTAWA Landline 358 active
815-367 FRONTIER NORTH, INC. - IL WINSLOW Landline 360 active
815-368 FRONTIER NORTH, INC. - IL LOSTANT Landline 366 active
815-369 FRONTIER NORTH, INC. - IL LENA Landline 360 active
815-370 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL KANKAKEE Wireless 358 active
815-371 LEVEL 3 COMMUNICATIONS, LLC - IL UTICA Landline 358 active
815-372 ILLINOIS BELL TEL CO LOCKPORT Landline 358 active
815-373 PAETEC ITEL, LLC ELWOOD VoIP 358 active
815-374 PAETEC ITEL, LLC DWIGHT VoIP 358 active
815-375 UNITED STATES CELLULAR - IL DE KALB Wireless 364 active
815-376 FRONTIER NORTH, INC. - IL OHIO Landline 368 active
815-377 LEVEL 3 COMMUNICATIONS, LLC - IL CRESCENTCY Landline 358 active
815-378 T-MOBILE USA, INC. ROCKFORD Wireless 360 active
815-379 FRONTIER NORTH, INC. - IL WALNUT Landline 368 active
815-380 LEVEL 3 COMMUNICATIONS, LLC - IL STERLING Landline 364 active
815-381 ILLINOIS BELL TEL CO ROCKFORD Landline 360 active
815-382 NEW CINGULAR WIRELESS PCS, LLC - IL WOODSTOCK Wireless 358 active
815-383 NEW CINGULAR WIRELESS PCS, LLC - IL CRESCENTCY Wireless 358 active
815-384 FRONTIER NORTH, INC. - IL CRESTON Landline 364 active
815-385 ILLINOIS BELL TEL CO MCHENRY Landline 358 active
815-386 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL KANKAKEE Wireless 358 active
815-387 ILLINOIS BELL TEL CO ROCKFORD Landline 360 active
815-388 METROPCS, INC. MCHENRY Wireless 358 active
815-389 ILLINOIS BELL TEL CO SO BELOIT Landline 354 active
815-390 COMCAST IP PHONE, LLC BRAIDWOOD VoIP 358 active
815-391 ILLINOIS BELL TEL CO ROCKFORD Landline 360 active
815-392 KINSMAN MUTUAL TEL. CO. KINSMAN Landline 358 active
815-393 FRONTIER NORTH, INC. - IL MONROE CTR Landline 364 active
815-394 ILLINOIS BELL TEL CO ROCKFORD Landline 360 active
815-395 ILLINOIS BELL TEL CO ROCKFORD Landline 360 active
815-396 FRONTIER NORTH, INC. - IL STEWARD Landline 364 active
815-397 ILLINOIS BELL TEL CO ROCKFORD Landline 360 active
815-398 ILLINOIS BELL TEL CO ROCKFORD Landline 360 active
815-399 ILLINOIS BELL TEL CO ROCKFORD Landline 360 active
815-400 MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL MORRISON Landline 364 active
815-401 LEVEL 3 COMMUNICATIONS, LLC - IL KANKAKEE Landline 358 active
815-402 LEVEL 3 COMMUNICATIONS, LLC - IL GALENA Landline 634 active
815-403 METROPCS, INC. MCHENRY Wireless 358 active
815-404 METROPCS, INC. CRYSTAL LK Wireless 358 active
815-405 T-MOBILE USA, INC. JOLIET Wireless 358 active
815-406 FRONTIER NORTH, INC. - IL BYRON Landline 360 active
815-407 ILLINOIS BELL TEL CO LOCKPORT Landline 358 active
815-408 BANDWIDTH.COM CLEC, LLC - IL UTICA VoIP 358 active
815-409 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL JOLIET Wireless 358 active
815-410 LEVEL 3 COMMUNICATIONS, LLC - IL LA SALLE Landline 358 active
815-412 LEVEL 3 COMMUNICATIONS, LLC - IL FRANKFORT Landline 358 active
815-413 FIRST COMMUNICATIONS, LLC MORRIS VoIP 358 active
815-414 NEW CINGULAR WIRELESS PCS, LLC - IL EARLVILLE Wireless 358 active
815-415 ILLINOIS BELL TEL CO SENECA Landline 358 active
815-416 ILLINOIS BELL TEL CO MORRIS Landline 358 active
815-417 ILLINOIS BELL TEL CO BRAIDWOOD Landline 358 active
815-418 FIRST COMMUNICATIONS, LLC MANHATTAN VoIP 358 active
815-419 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL PONTIAC Wireless 366 active
815-420 ONVOY, LLC ROCKFORD Landline 360 active
815-421 ILLINOIS BELL TEL CO HERSCHER Landline 358 active
815-422 ILLINOIS BELL TEL CO ST ANNE Landline 358 active
815-423 ILLINOIS BELL TEL CO ELWOOD Landline 358 active
815-424 ILLINOIS BELL TEL CO ELWOOD Landline 358 active
815-425 LEVEL 3 COMMUNICATIONS, LLC - IL CRYSTAL LK Landline 358 active
815-426 ILLINOIS BELL TEL CO HERSCHER Landline 358 active
815-427 ILLINOIS BELL TEL CO ST ANNE Landline 358 active
815-428 FRONTIER NORTH, INC. - IL MARTINTON Landline 358 active
815-429 FRONTIER NORTH, INC. - IL SHELDON Landline 358 active
815-430 FIRST COMMUNICATIONS, LLC MCHENRY VoIP 358 active
815-431 ILLINOIS BELL TEL CO OTTAWA Landline 358 active
815-432 ILLINOIS BELL TEL CO WATSEKA Landline 358 active
815-433 ILLINOIS BELL TEL CO OTTAWA Landline 358 active
815-434 ILLINOIS BELL TEL CO OTTAWA Landline 358 active
815-435 FRONTIER NORTH, INC. - IL BEAVERVL Landline 358 active
815-436 ILLINOIS BELL TEL CO PLAINFIELD Landline 358 active
815-437 FRONTIER NORTH, INC. - IL PUTNAM Landline 368 active
815-438 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL TAMPICO Landline 364 active
815-439 ILLINOIS BELL TEL CO PLAINFIELD Landline 358 active
815-440 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL DIXON Wireless 364 active
815-441 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL STERLING Wireless 364 active
815-442 TONICA TEL. CO. TONICA Landline 358 active
815-443 FRONTIER NORTH, INC. - IL PEARL CITY Landline 360 active
815-444 ILLINOIS BELL TEL CO CRYSTAL LK Landline 358 active
815-445 FRONTIER NORTH, INC. - IL MANLIUS Landline 368 active
815-446 FRONTIER NORTH, INC. - IL CEDARPOINT Landline 358 active
815-447 FRONTIER COMMUNICATIONS OF DEPUE, INC. DEPUE Landline 358 active
815-448 ILLINOIS BELL TEL CO MAZON Landline 358 active
815-449 FRONTIER NORTH, INC. - IL DAKOTA Landline 360 active
815-450 NEW CINGULAR WIRELESS PCS, LLC - IL MOMENCE Wireless 358 active
815-451 NEW CINGULAR WIRELESS PCS, LLC - IL WOODSTOCK Wireless 358 active
815-452 FRONTIER NORTH, INC. - IL TOLUCA Landline 366 active
815-453 FRONTIER NORTH, INC. - IL ASHTON Landline 364 active
815-454 FRONTIER NORTH, INC. - IL SHEFFIELD Landline 368 active
815-455 ILLINOIS BELL TEL CO CRYSTAL LK Landline 358 active
815-456 FRONTIER NORTH, INC. - IL FRANKLIGRV Landline 364 active
815-457 FRONTIER COMMUNICATIONS OF THE CAROLINAS, INC - IL CISSNAPARK Landline 358 active
815-458 ILLINOIS BELL TEL CO BRAIDWOOD Landline 358 active
815-459 ILLINOIS BELL TEL CO CRYSTAL LK Landline 358 active
815-460 FIRST COMMUNICATIONS, LLC JOLIET VoIP 358 active
815-461 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL LOCKPORT Landline 358 active
815-462 ILLINOIS BELL TEL CO NEW LENOX Landline 358 active
815-463 ILLINOIS BELL TEL CO NEW LENOX Landline 358 active
815-464 ILLINOIS BELL TEL CO FRANKFORT Landline 358 active
815-465 ILLINOIS BELL TEL CO GRANT PARK Landline 358 active
815-466 ILLINOIS BELL TEL CO GRANT PARK Landline 358 active
815-467 ILLINOIS BELL TEL CO MINOOKA Landline 358 active
815-468 ILLINOIS BELL TEL CO MANTENO Landline 358 active
815-469 ILLINOIS BELL TEL CO FRANKFORT Landline 358 active
815-470 ILLINOIS BELL TEL CO ROCKFORD Landline 360 active
815-471 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL WATSEKA Wireless 358 active
815-472 ILLINOIS BELL TEL CO MOMENCE Landline 358 active
815-473 FRONTIER COMMUNICATIONS OF THE CAROLINAS, INC - IL WOODLAND Landline 358 active
815-474 NEW CINGULAR WIRELESS PCS, LLC - IL JOLIET Wireless 358 active
815-475 ILLINOIS BELL TEL CO PLATTVILLE Landline 358 active
815-476 ILLINOIS BELL TEL CO WILMINGTON Landline 358 active
815-477 ILLINOIS BELL TEL CO CRYSTAL LK Landline 358 active
815-478 ILLINOIS BELL TEL CO MANHATTAN Landline 358 active
815-479 ILLINOIS BELL TEL CO CRYSTAL LK Landline 358 active
815-480 SPOK, INC. ROCKFORD Landline 360 active
815-481 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL LA GRANGE Wireless 358 active
815-482 T-MOBILE USA, INC. WOODSTOCK Wireless 358 active
815-483 METROPCS, INC. JOLIET Wireless 358 active
815-484 ILLINOIS BELL TEL CO ROCKFORD Landline 360 active
815-485 ILLINOIS BELL TEL CO NEW LENOX Landline 358 active
815-486 FRONTIER NORTH, INC. - IL DONOVAN Landline 358 active
815-487 FIRST COMMUNICATIONS, LLC PLAINFIELD VoIP 358 active
815-488 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL LA GRANGE Wireless 358 active
815-489 ILLINOIS BELL TEL CO ROCKFORD Landline 360 active
815-490 ILLINOIS BELL TEL CO ROCKFORD Landline 360 active
815-491 NUSO, LLC ROCKFORD Wireless 360 active
815-492 FRONTIER NORTH, INC. - IL APPLERIVER Landline 360 active
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815-494 UNITED STATES CELLULAR - IL ROCKFORD Wireless 360 active
815-495 FRONTIER NORTH, INC. - IL LELAND Landline 358 active
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815-503 METROPCS, INC. MENDOTA Wireless 368 active
815-504 FIRST COMMUNICATIONS, LLC GARDNER VoIP 358 active
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815-512 FIRST COMMUNICATIONS, LLC LOCKPORT VoIP 358 active
815-513 LEVEL 3 COMMUNICATIONS, LLC - IL MORRIS Landline 358 active
815-514 T-MOBILE USA, INC. JOLIET Wireless 358 active
815-515 LEVEL 3 COMMUNICATIONS, LLC - IL WATSEKA Landline 358 active
815-516 T-MOBILE USA, INC. ROCKFORD Wireless 360 active
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815-532 SPOK, INC. MORRIS Landline 358 active
815-533 INDIANA PAGING NETWORK, INC. LA GRANGE Landline 358 active
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815-536 SPOK, INC. LA GRANGE Landline 358 active
815-537 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL PROPHETSTN Landline 364 active
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815-539 FRONTIER NORTH, INC. - IL MENDOTA Landline 368 active
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815-560 METROPCS, INC. HARVARD Wireless 358 active
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815-579 METROPCS, INC. LA SALLE Wireless 358 active
815-580 AT&T - LOCAL CHERRY VLY Landline 360 active
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815-582 T-MOBILE USA, INC. JOLIET Wireless 358 active
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815-608 T-MOBILE USA, INC. ROCKFORD Wireless 360 active
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815-626 ILLINOIS BELL TEL CO STERLING Landline 364 active
815-627 FRONTIER NORTH, INC. - IL PAW PAW Landline 358 active
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815-630 T-MOBILE USA, INC. JOLIET Wireless 358 active
815-631 ILLINOIS BELL TEL CO STERLING Landline 364 active
815-632 ILLINOIS BELL TEL CO STERLING Landline 364 active
815-633 ILLINOIS BELL TEL CO ROCKFORD Landline 360 active
815-634 ILLINOIS BELL TEL CO COAL CITY Landline 358 active
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815-637 ILLINOIS BELL TEL CO ROCKFORD Landline 360 active
815-638 FRONTIER NORTH, INC. - IL LA MOILLE Landline 368 active
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815-644 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL CRESCENTCY Landline 358 active
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815-649 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL GARDNER Landline 358 active
815-650 METROPCS, INC. FREEPORT Wireless 360 active
815-651 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL JOLIET Landline 358 active
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815-653 FRONTIER NORTH, INC. - IL WONDERLAKE Landline 358 active
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815-659 FRONTIER NORTH, INC. - IL BUREAU Landline 368 active
815-660 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL LOCKPORT Landline 358 active
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815-665 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL OTTAWA Landline 358 active
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815-668 ONVOY, LLC ROCKFORD Landline 360 active
815-669 LEVEL 3 COMMUNICATIONS, LLC - IL MCHENRY Landline 358 active
815-670 T-MOBILE USA, INC. ROCKFORD Wireless 360 active
815-671 LEVEL 3 COMMUNICATIONS, LLC - IL JOLIET Landline 358 active
815-672 FRONTIER NORTH, INC. - IL STREATOR Landline 366 active
815-673 FRONTIER NORTH, INC. - IL STREATOR Landline 366 active
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815-685 NEW CINGULAR WIRELESS PCS, LLC - IL JOLIET Wireless 358 active
815-686 FRONTIER NORTH, INC. - IL PIPER CITY Landline 366 active
815-687 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL WOODSTOCK Landline 358 active
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815-689 FRONTIER COMMUNICATIONS OF ILLINOIS, INC. CULLOM Landline 366 active
815-690 T-MOBILE USA, INC. JOLIET Wireless 358 active
815-691 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL UTICA Landline 358 active
815-692 FRONTIER NORTH, INC. - IL FAIRBURY Landline 366 active
815-693 T-MOBILE USA, INC. JOLIET Wireless 358 active
815-694 FRONTIER NORTH, INC. - IL CLIFTON Landline 358 active
815-695 ILLINOIS BELL TEL CO NEWARK Landline 358 active
815-696 AERO NORTH COMMUNICATIONS, INC. - IL ROSCOE Landline 360 active
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815-703 T-MOBILE USA, INC. ROCKFORD Wireless 360 active
815-704 PAETEC ITEL, LLC SO BELOIT VoIP 354 active
815-705 TELEPORT COMMUNICATIONS AMERICA, LLC - IL MORRIS Landline 358 active
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815-707 LEVEL 3 COMMUNICATIONS, LLC - IL GILMAN Landline 358 active
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815-709 LEVEL 3 COMMUNICATIONS, LLC - IL COAL CITY Landline 358 active
815-710 TELEPORT COMMUNICATIONS AMERICA, LLC - IL MORRIS Landline 358 active
815-712 METROPCS, INC. LA SALLE Wireless 358 active
815-713 NEW CINGULAR WIRELESS PCS, LLC - IL ROCKFORD Wireless 360 active
815-714 BANDWIDTH.COM CLEC, LLC - IL JOLIET VoIP 358 active
815-715 NEW CINGULAR WIRELESS PCS, LLC - IL JOLIET Wireless 358 active
815-716 METROPCS, INC. STERLING Wireless 364 active
815-717 FIRST COMMUNICATIONS, LLC NEW LENOX VoIP 358 active
815-718 UNITED STATES CELLULAR - IL STERLING Wireless 364 active
815-719 METROPCS, INC. PRINCETON Wireless 368 active
815-720 ILLINOIS BELL TEL CO ROCKFORD Landline 360 active
815-721 TELEPORT COMMUNICATIONS AMERICA, LLC - IL ROCKFORD VoIP 360 active
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815-723 ILLINOIS BELL TEL CO JOLIET Landline 358 active
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815-725 ILLINOIS BELL TEL CO JOLIET Landline 358 active
815-726 ILLINOIS BELL TEL CO JOLIET Landline 358 active
815-727 ILLINOIS BELL TEL CO JOLIET Landline 358 active
815-728 FRONTIER NORTH, INC. - IL WONDERLAKE Landline 358 active
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815-730 ILLINOIS BELL TEL CO JOLIET Landline 358 active
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815-737 SHARON TEL. CO. - IL SO SHARON Landline 356 active
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815-739 METROPCS, INC. SYCAMORE Wireless 364 active
815-740 ILLINOIS BELL TEL CO JOLIET Landline 358 active
815-741 ILLINOIS BELL TEL CO JOLIET Landline 358 active
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815-745 FRONTIER NORTH, INC. - IL WARREN Landline 360 active
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815-747 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL E DUBUQUE Landline 634 active
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815-765 FRONTIER NORTH, INC. - IL POPLAR GRV Landline 360 active
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815-771 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL ASHKUM Landline 358 active
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815-773 ILLINOIS BELL TEL CO JOLIET Landline 358 active
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815-775 SPOK, INC. WOODSTOCK Landline 358 active
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815-777 ILLINOIS BELL TEL CO GALENA Landline 634 active
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815-791 T-MOBILE USA, INC. JOLIET Wireless 358 active
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815-793 T-MOBILE USA, INC. DE KALB Wireless 364 active
815-794 MARSEILLES TEL. CO. OF MARSEILLES MARSEILLES Landline 358 active
815-795 MARSEILLES TEL. CO. OF MARSEILLES MARSEILLES Landline 358 active
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815-798 AERO NORTH COMMUNICATIONS, INC. - IL MILLEDGEVL Landline 364 active
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815-814 T-MOBILE USA, INC. WOODSTOCK Wireless 358 active
815-815 ONVOY SPECTRUM, LLC LADD Wireless 368 active
815-816 AERO NORTH COMMUNICATIONS, INC. - IL CEDARVILLE Landline 360 active
815-817 AERO NORTH COMMUNICATIONS, INC. - IL HANOVER Landline 360 active
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815-822 NEW CINGULAR WIRELESS PCS, LLC - IL STREATOR Wireless 366 active
815-823 T-MOBILE USA, INC. JOLIET Landline 358 active
815-824 FRONTIER NORTH, INC. - IL SHABBONA Landline 364 active
815-825 FRONTIER NORTH, INC. - IL MALTA Landline 364 active
815-826 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL SOMONAUK Wireless 358 active
815-827 FRONTIER NORTH, INC. - IL MAPLE PARK Landline 364 active
815-828 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL MINOOKA Landline 358 active
815-829 AERO NORTH COMMUNICATIONS, INC. - IL CHADWICK Landline 364 active
815-830 NEW CINGULAR WIRELESS PCS, LLC - IL OGLESBY Wireless 358 active
815-831 AERO NORTH COMMUNICATIONS, INC. - IL DAVIS Landline 360 active
815-832 FRONTIER COMMUNICATIONS OF ILLINOIS, INC. SAUNEMIN Landline 366 active
815-833 AERO NORTH COMMUNICATIONS, INC. - IL MCCONNELL Landline 360 active
815-834 ILLINOIS BELL TEL CO LOCKPORT Landline 358 active
815-835 AERO NORTH COMMUNICATIONS, INC. - IL DIXON Landline 364 active
815-836 ILLINOIS BELL TEL CO LOCKPORT Landline 358 active
815-837 AERO NORTH COMMUNICATIONS, INC. - IL FORRESTON Landline 360 active
815-838 ILLINOIS BELL TEL CO LOCKPORT Landline 358 active
815-839 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL KANKAKEE Landline 358 active
815-840 AERO NORTH COMMUNICATIONS, INC. - IL STOCKTON Landline 360 active
815-841 AERO NORTH COMMUNICATIONS, INC. - IL MT MORRIS Landline 364 active
815-842 FRONTIER NORTH, INC. - IL PONTIAC Landline 366 active
815-843 AERO NORTH COMMUNICATIONS, INC. - IL ASHTON Landline 364 active
815-844 FRONTIER NORTH, INC. - IL PONTIAC Landline 366 active
815-845 FRONTIER NORTH, INC. - IL SCALESMOND Landline 360 active
815-846 LEVEL 3 COMMUNICATIONS, LLC - IL JOLIET Landline 358 active
815-847 AT&T ENTERPRISES, LLC ROCKFORD VoIP 360 active
815-848 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL PONTIAC Wireless 366 active
815-849 FRONTIER NORTH, INC. - IL SUBLETTE Landline 364 active
815-850 AERO NORTH COMMUNICATIONS, INC. - IL SEWARD Landline 360 active
815-851 SPOK, INC. KANKAKEE Landline 358 active
815-852 AERO NORTH COMMUNICATIONS, INC. - IL SCALESMOND Landline 360 active
815-853 FRONTIER NORTH, INC. - IL WENONA Landline 366 active
815-854 FRONTIER NORTH, INC. - IL LONG POINT Landline 366 active
815-855 MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL MILLEDGEVL Landline 364 active
815-856 LEONORE MUTUAL TEL. CO. LEONORE Landline 366 active
815-857 FRONTIER NORTH, INC. - IL AMBOY Landline 364 active
815-858 FRONTIER NORTH, INC. - IL ELIZABETH Landline 360 active
815-859 VONAGE AMERICA LLC ROCHELLE VoIP 364 active
815-860 TELEPORT COMMUNICATIONS AMERICA, LLC - IL ELWOOD VoIP 358 active
815-861 NEW CINGULAR WIRELESS PCS, LLC - IL WOODSTOCK Wireless 358 active
815-862 CHARTER IP ENABLED SERVICES, LLC RICHMOND VoIP 358 active
815-863 FRONTIER NORTH, INC. - IL RUTLAND Landline 366 active
815-864 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL SHANNON Landline 364 active
815-865 FRONTIER NORTH, INC. - IL DAVIS Landline 360 active
815-866 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL PRINCETON Wireless 368 active
815-867 T-MOBILE USA, INC. PONTIAC Wireless 366 active
815-868 FRONTIER NORTH, INC. - IL MCCONNELL Landline 360 active
815-869 FRONTIER NORTH, INC. - IL MAGNOLIA Landline 366 active
815-870 SPOK, INC. ROCKFORD Landline 360 active
815-871 UNITED STATES CELLULAR - IL ROCKFORD Wireless 360 active
815-872 FRONTIER NORTH, INC. - IL PRINCETON Landline 368 active
815-873 FRONTIER NORTH, INC. - IL NEWMILFORD Landline 360 active
815-874 FRONTIER NORTH, INC. - IL NEWMILFORD Landline 360 active
815-875 FRONTIER NORTH, INC. - IL PRINCETON Landline 368 active
815-876 FRONTIER NORTH, INC. - IL PRINCETON Landline 368 active
815-877 ILLINOIS BELL TEL CO ROCKFORD Landline 360 active
815-878 NEW CINGULAR WIRELESS PCS, LLC - IL PRINCETON Wireless 368 active
815-879 FRONTIER NORTH, INC. - IL PRINCETON Landline 368 active
815-880 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL WOODSTOCK Landline 358 active
815-881 LEVEL 3 COMMUNICATIONS, LLC - IL OREGON Landline 364 active
815-882 MCNABB TEL. CO. MCNABB Landline 358 active
815-883 ILLINOIS BELL TEL CO OGLESBY Landline 358 active
815-884 MCC TELEPHONY LLC EARLVILLE VoIP 358 active
815-885 FRONTIER NORTH, INC. - IL ROCK CUT Landline 360 active
815-886 ILLINOIS BELL TEL CO LOCKPORT Landline 358 active
815-887 TELEPORT COMMUNICATIONS AMERICA, LLC - IL HARVARD Landline 358 active
815-888 LEVEL 3 COMMUNICATIONS, LLC - IL ROCHELLE Landline 364 active
815-889 FRONTIER COMMUNICATIONS OF THE CAROLINAS, INC - IL MILFORD Landline 358 active
815-890 AERO NORTH COMMUNICATIONS, INC. - IL NEWMILFORD Landline 360 active
815-891 AERO NORTH COMMUNICATIONS, INC. - IL WINNEBAGO Landline 360 active
815-892 TELEPORT COMMUNICATIONS AMERICA, LLC - IL STILMANVLY VoIP 360 active
815-893 COMCAST IP PHONE, LLC CRYSTAL LK VoIP 358 active
815-894 FRONTIER NORTH, INC. - IL LADD Landline 368 active
815-895 FRONTIER NORTH, INC. - IL SYCAMORE Landline 364 active
815-896 AERO NORTH COMMUNICATIONS, INC. - IL SHIRLAND Landline 360 active
815-897 MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL LYNDON Landline 364 active
815-898 AERO NORTH COMMUNICATIONS, INC. - IL MASSBACH Landline 360 active
815-899 FRONTIER NORTH, INC. - IL SYCAMORE Landline 364 active
815-900 NEW CINGULAR WIRELESS PCS, LLC - IL MCHENRY Wireless 358 active
815-901 COMCAST IP PHONE, LLC DE KALB VoIP 364 active
815-902 MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL THOMSON Landline 364 active
815-903 AMERICAN MESSAGING SERVICES, LLC MCHENRY Landline 358 active
815-904 NEW CINGULAR WIRELESS PCS, LLC - IL ROCKFORD Wireless 360 active
815-905 LEVEL 3 COMMUNICATIONS, LLC - IL LOCKPORT Landline 358 active
815-906 MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL MT CARROLL Landline 364 active
815-907 LEVEL 3 COMMUNICATIONS, LLC - IL MANTENO Landline 358 active
815-908 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL FREEPORT Wireless 360 active
815-909 T-MOBILE USA, INC. DE KALB Wireless 364 active
815-910 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL MENDOTA Wireless 368 active
815-912 AERO NORTH COMMUNICATIONS, INC. - IL BELVIDERE Landline 360 active
815-913 CENTURYLINK COMMUNICATIONS, LLC CHADWICK VoIP 364 active
815-914 METROPCS, INC. ROCKFORD Wireless 360 active
815-915 LEVEL 3 COMMUNICATIONS, LLC - IL PRINCETON Landline 368 active
815-916 ONVOY, LLC PLATTVILLE Landline 358 active
815-917 AERO NORTH COMMUNICATIONS, INC. - IL ROCHELLE Landline 364 active
815-918 LEVEL 3 COMMUNICATIONS, LLC - IL CLIFTON Landline 358 active
815-919 T-MOBILE USA, INC. JOLIET Wireless 358 active
815-920 MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL CORNELL Landline 366 active
815-921 ILLINOIS BELL TEL CO ROCKFORD Landline 360 active
815-922 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL KANKAKEE Wireless 358 active
815-923 ILLINOIS BELL TEL CO UNION Landline 358 active
815-924 AERO NORTH COMMUNICATIONS, INC. - IL PROPHETSTN Landline 364 active
815-925 FRONTIER NORTH, INC. - IL HENNEPIN Landline 368 active
815-926 LEVEL 3 COMMUNICATIONS, LLC - IL WILMINGTON Landline 358 active
815-927 LEVEL 3 COMMUNICATIONS, LLC - IL JOLIET Landline 358 active
815-928 ILLINOIS BELL TEL CO KANKAKEE Landline 358 active
815-929 ILLINOIS BELL TEL CO KANKAKEE Landline 358 active
815-930 MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL ELIZABETH Landline 360 active
815-931 NEW CINGULAR WIRELESS PCS, LLC - IL JOLIET Wireless 358 active
815-932 ILLINOIS BELL TEL CO KANKAKEE Landline 358 active
815-933 ILLINOIS BELL TEL CO KANKAKEE Landline 358 active
815-934 FRONTIER NORTH, INC. - IL EMINGTON Landline 366 active
815-935 ILLINOIS BELL TEL CO KANKAKEE Landline 358 active
815-936 ILLINOIS BELL TEL CO KANKAKEE Landline 358 active
815-937 ILLINOIS BELL TEL CO KANKAKEE Landline 358 active
815-938 FRONTIER NORTH, INC. - IL FORRESTON Landline 360 active
815-939 ILLINOIS BELL TEL CO KANKAKEE Landline 358 active
815-940 LEVEL 3 COMMUNICATIONS, LLC - IL GARDNER Landline 358 active
815-941 ILLINOIS BELL TEL CO MORRIS Landline 358 active
815-942 ILLINOIS BELL TEL CO MORRIS Landline 358 active
815-943 ILLINOIS BELL TEL CO HARVARD Landline 358 active
815-944 ILLINOIS BELL TEL CO MOMENCE Landline 358 active
815-945 FRONTIER NORTH, INC. - IL CHENOA Landline 366 active
815-946 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL POLO Landline 364 active
815-947 FRONTIER NORTH, INC. - IL STOCKTON Landline 360 active
815-948 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL HOOPPOLE Landline 364 active
815-949 FRONTIER NORTH, INC. - IL CABERY Landline 366 active
815-951 AERO NORTH COMMUNICATIONS, INC. - IL AMBOY Landline 364 active
815-952 AERO NORTH COMMUNICATIONS, INC. - IL LANARK Landline 364 active
815-953 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL KANKAKEE Wireless 358 active
815-954 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL KANKAKEE Wireless 358 active
815-955 METROPCS, INC. JOLIET Wireless 358 active
815-956 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL MORRISON Landline 364 active
815-957 LEVEL 3 COMMUNICATIONS, LLC - IL ROCKTON Landline 360 active
815-960 NORTH COUNTY COMMUNICATION CORPORATION - CA LEAF RIVER Landline 364 active
815-961 ILLINOIS BELL TEL CO ROCKFORD Landline 360 active
815-962 ILLINOIS BELL TEL CO ROCKFORD Landline 360 active
815-963 ILLINOIS BELL TEL CO ROCKFORD Landline 360 active
815-964 ILLINOIS BELL TEL CO ROCKFORD Landline 360 active
815-965 ILLINOIS BELL TEL CO ROCKFORD Landline 360 active
815-966 ILLINOIS BELL TEL CO ROCKFORD Landline 360 active
815-967 ILLINOIS BELL TEL CO ROCKFORD Landline 360 active
815-968 ILLINOIS BELL TEL CO ROCKFORD Landline 360 active
815-969 ILLINOIS BELL TEL CO ROCKFORD Landline 360 active
815-970 METROPCS, INC. SYCAMORE Wireless 364 active
815-971 ILLINOIS BELL TEL CO ROCKFORD Landline 360 active
815-972 ILLINOIS BELL TEL CO ROCKFORD Landline 360 active
815-973 UNITED STATES CELLULAR - IL DIXON Wireless 364 active
815-974 ONVOY, LLC HEBRON Landline 358 active
815-975 NEW CINGULAR WIRELESS PCS, LLC - IL BELVIDERE Wireless 360 active
815-977 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL ROCKFORD Landline 360 active
815-978 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL ROCKFORD Wireless 360 active
815-979 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL ROCKFORD Wireless 360 active
815-980 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL ROCKFORD Wireless 360 active
815-981 LEVEL 3 COMMUNICATIONS, LLC - IL DE KALB Landline 364 active
815-982 MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL TAMPICO Landline 364 active
815-983 AMERICAN MESSAGING SERVICES, LLC ROCKFORD Landline 360 active
815-984 FRONTIER COMMUNICATIONS OF THE CAROLINAS, INC - IL WELLINGTON Landline 358 active
815-985 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL ROCKFORD Wireless 360 active
815-986 PAETEC ITEL, LLC ROCKFORD VoIP 360 active
815-987 ILLINOIS BELL TEL CO ROCKFORD Landline 360 active
815-988 UNITED STATES CELLULAR - IL ROCKFORD Wireless 360 active
815-989 MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL PROPHETSTN Landline 364 active
815-990 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL FREEPORT Wireless 360 active
815-991 NEW CINGULAR WIRELESS PCS, LLC - IL SYCAMORE Wireless 364 active
815-992 T-MOBILE USA, INC. STREATOR Wireless 366 active
815-993 NEW CINGULAR WIRELESS PCS, LLC - IL OGLESBY Wireless 358 active
815-994 METROPCS, INC. DIXON Wireless 364 active
815-995 TELEPORT COMMUNICATIONS AMERICA, LLC - IL DE KALB VoIP 364 active
815-996 CENTURYLINK COMMUNICATIONS, LLC SAVANNA VoIP 364 active
815-997 PAETEC ITEL, LLC ROCKFORD VoIP 360 active
815-998 FRONTIER NORTH, INC. - IL ODELL Landline 366 active
815-999 T-MOBILE USA, INC. JOLIET Wireless 358 active

Area code 815 shares its geographic region with the following overlay area codes:

779