Area Code 203 — Hartford, Connecticut

Area Code 203 — Hartford, Stamford, Bloomfield, Connecticut

Active

Data last updated: March 10, 2026

State
Connecticut
Country
US
Timezone
America/New_York
Assigned
January 3, 2001
Exchanges (NXX)
784
Carriers
22
Rate Centers
33
Overlay
Yes — 475

Top Carriers

Carrier OCN NXX Count
SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 9147 338
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 6388 61
NEW CINGULAR WIRELESS PCS, LLC - DC 4036 52
OMNIPOINT COMMUNICATIONS, INC. - CT 6624 47
LEVEL 3 COMMUNICATIONS, LLC - CT 4800 41
PAETEC ITEL, LLC 829J 40
MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT 7230 37
TELEPORT COMMUNICATIONS AMERICA, LLC - CT 7143 33
CABLEVISION LIGHTPATH, INC. - CT 4950 30
METROPCS, INC. 5562 25

Rate Centers

Exchange Listings (NXX)

NPA-NXX Carrier Rate Center Type LATA Status
203-200 BANDWIDTH.COM CLEC, LLC - CT NEW HAVEN VoIP 920 active
203-201 SPOK, INC. NEW HAVEN Landline 920 active
203-202 CABLEVISION LIGHTPATH, INC. - CT DARIEN Landline 920 active
203-203 ONVOY, LLC - CT GREENWICH Landline 132 active
203-204 TELEPORT COMMUNICATIONS AMERICA, LLC - CT GUILFORD Landline 920 active
203-205 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT DANBURY Landline 920 active
203-206 NEW CINGULAR WIRELESS PCS, LLC - DC WATERBURY Wireless 920 active
203-207 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT DANBURY Landline 920 active
203-208 COMCAST IP PHONE, LLC BRANFORD VoIP 920 active
203-209 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT BRIDGEPORT Wireless 920 active
203-210 CABLEVISION LIGHTPATH, INC. - CT WILTON Landline 920 active
203-212 NEW CINGULAR WIRELESS PCS, LLC - DC BRIDGEPORT Wireless 920 active
203-213 NEW CINGULAR WIRELESS PCS, LLC - DC MERIDEN Wireless 920 active
203-214 NEW CINGULAR WIRELESS PCS, LLC - DC NEW HAVEN Wireless 920 active
203-215 NEW CINGULAR WIRELESS PCS, LLC - DC NEW HAVEN Wireless 920 active
203-216 NEW CINGULAR WIRELESS PCS, LLC - DC WESTPORT Wireless 920 active
203-217 NEW CINGULAR WIRELESS PCS, LLC - DC WATERBURY Wireless 920 active
203-218 NEW CINGULAR WIRELESS PCS, LLC - DC BRIDGEPORT Wireless 920 active
203-219 NEW CINGULAR WIRELESS PCS, LLC - DC STAMFORD Wireless 920 active
203-220 CABLEVISION LIGHTPATH, INC. - CT TRUMBULL Landline 920 active
203-221 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT WESTPORT Landline 920 active
203-222 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT WESTPORT Landline 920 active
203-223 OMNIPOINT COMMUNICATIONS, INC. - CT STAMFORD Wireless 920 active
203-224 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT BRIDGEPORT Landline 920 active
203-225 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT HUNTINGTON Landline 920 active
203-226 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT WESTPORT Landline 920 active
203-227 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT WESTPORT Landline 920 active
203-228 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT WATERBURY Wireless 920 active
203-229 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NORWALK Landline 920 active
203-230 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-231 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT ANSONIDRBY Wireless 920 active
203-232 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT WATERBURY Wireless 920 active
203-233 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT WATERBURY Wireless 920 active
203-234 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-235 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT MERIDEN Landline 920 active
203-236 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT WATERBURY Landline 920 active
203-237 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT MERIDEN Landline 920 active
203-238 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT MERIDEN Landline 920 active
203-239 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-240 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT DANBURY Wireless 920 active
203-241 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT DANBURY Wireless 920 active
203-242 CABLEVISION LIGHTPATH, INC. - CT HUNTINGTON Landline 920 active
203-243 OMNIPOINT COMMUNICATIONS, INC. - CT BRIDGEPORT Wireless 920 active
203-244 CSC VOICE, LLC RIDGEFIELD VoIP 920 active
203-245 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT MADISON Landline 920 active
203-246 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT NORWALK Wireless 920 active
203-247 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT NORWALK Wireless 920 active
203-248 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-249 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT STAMFORD Wireless 920 active
203-250 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT CHESHIRE Landline 920 active
203-251 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT STAMFORD Landline 920 active
203-252 CABLEVISION LIGHTPATH, INC. - CT STAMFORD Landline 920 active
203-253 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT STAMFORD Wireless 920 active
203-254 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT FAIRFIELD Landline 920 active
203-255 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT FAIRFIELD Landline 920 active
203-256 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT FAIRFIELD Landline 920 active
203-257 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT BRIDGEPORT Wireless 920 active
203-258 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT BRIDGEPORT Wireless 920 active
203-259 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT FAIRFIELD Landline 920 active
203-260 NEW CINGULAR WIRELESS PCS, LLC - DC BRIDGEPORT Wireless 920 active
203-261 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT TRUMBULL Landline 920 active
203-262 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT WOODBURY Landline 920 active
203-263 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT WOODBURY Landline 920 active
203-264 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT WOODBURY Landline 920 active
203-265 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT WALLINGFD Landline 920 active
203-266 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT WOODBURY Landline 920 active
203-267 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT WOODBURY Landline 920 active
203-268 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT TRUMBULL Landline 920 active
203-269 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT WALLINGFD Landline 920 active
203-270 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEWTOWN Landline 920 active
203-271 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT CHESHIRE Landline 920 active
203-272 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT CHESHIRE Landline 920 active
203-273 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT STAMFORD Wireless 920 active
203-274 NEW CINGULAR WIRELESS PCS, LLC - DC STAMFORD Wireless 920 active
203-275 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT BRIDGEPORT Landline 920 active
203-276 CABLEVISION LIGHTPATH, INC. - CT STAMFORD Landline 920 active
203-277 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT OLDGRNWICH Landline 920 active
203-278 OMNIPOINT COMMUNICATIONS, INC. - CT ANSONIDRBY Wireless 920 active
203-279 SPOK, INC. BRIDGEPORT Landline 920 active
203-280 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT DARIEN Landline 920 active
203-281 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-282 SPOK, INC. STAMFORD Landline 920 active
203-283 CABLEVISION LIGHTPATH, INC. - CT MILFORD Landline 920 active
203-284 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT WALLINGFD Landline 920 active
203-285 TELEPORT COMMUNICATIONS AMERICA, LLC - CT NEW HAVEN Landline 920 active
203-286 PAETEC ITEL, LLC NORWALK VoIP 920 active
203-287 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-288 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-289 SPOK, INC. DANBURY Landline 920 active
203-290 OMNIPOINT COMMUNICATIONS, INC. - CT BRIDGEPORT Wireless 920 active
203-291 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT WESTPORT Landline 920 active
203-292 CABLEVISION LIGHTPATH, INC. - CT FAIRFIELD Landline 920 active
203-293 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT WESTPORT Landline 920 active
203-294 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT WALLINGFD Landline 920 active
203-295 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT NORWALK Landline 920 active
203-296 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT BRIDGEPORT Landline 920 active
203-297 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT DANBURY Landline 920 active
203-298 CABLEVISION LIGHTPATH, INC. - CT NEW HAVEN Landline 920 active
203-299 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NORWALK Landline 920 active
203-300 OMNIPOINT COMMUNICATIONS, INC. - CT DANBURY Wireless 920 active
203-301 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT MILFORD Landline 920 active
203-302 TC SYSTEMS, INC. - NY GREENWICH Landline 132 active
203-303 TELEPORT COMMUNICATIONS AMERICA, LLC - CT WALLINGFD Landline 920 active
203-304 TELEPORT COMMUNICATIONS AMERICA, LLC - CT NEWTOWN Landline 920 active
203-305 NEW CINGULAR WIRELESS PCS, LLC - DC ANSONIDRBY Wireless 920 active
203-306 PAETEC ITEL, LLC MILFORD VoIP 920 active
203-307 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT FAIRFIELD Landline 920 active
203-308 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT ANSONIDRBY Wireless 920 active
203-309 METROPCS, INC. DARIEN Wireless 920 active
203-310 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT NEW CANAAN Landline 920 active
203-312 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT DANBURY Landline 920 active
203-313 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT DANBURY Wireless 920 active
203-314 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT NEW HAVEN Wireless 920 active
203-315 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT BRANFORD Landline 920 active
203-316 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT STAMFORD Landline 920 active
203-317 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT MERIDEN Landline 920 active
203-318 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT MADISON Landline 920 active
203-319 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT FAIRFIELD Landline 920 active
203-320 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT DARIEN Landline 920 active
203-321 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT STAMFORD Landline 920 active
203-322 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT STAMFORD Landline 920 active
203-323 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT STAMFORD Landline 920 active
203-324 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT STAMFORD Landline 920 active
203-325 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT STAMFORD Landline 920 active
203-326 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT STAMFORD Landline 920 active
203-327 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT STAMFORD Landline 920 active
203-328 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT STAMFORD Landline 920 active
203-329 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT STAMFORD Landline 920 active
203-330 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT BRIDGEPORT Landline 920 active
203-331 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT BRIDGEPORT Landline 920 active
203-332 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT BRIDGEPORT Landline 920 active
203-333 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT BRIDGEPORT Landline 920 active
203-334 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT BRIDGEPORT Landline 920 active
203-335 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT BRIDGEPORT Landline 920 active
203-336 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT BRIDGEPORT Landline 920 active
203-337 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT BRIDGEPORT Landline 920 active
203-338 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT BRIDGEPORT Landline 920 active
203-339 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT BRIDGEPORT Landline 920 active
203-340 CABLEVISION LIGHTPATH, INC. - CT GREENWICH Landline 132 active
203-341 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT WESTPORT Landline 920 active
203-342 SPOK, INC. BRIDGEPORT Landline 920 active
203-343 NEW CINGULAR WIRELESS PCS, LLC - DC ANSONIDRBY Wireless 920 active
203-344 CABLEVISION LIGHTPATH, INC. - CT OLDGRNWICH Landline 920 active
203-345 CABLEVISION LIGHTPATH, INC. - CT BRIDGEPORT Landline 920 active
203-346 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT WATERBURY Landline 920 active
203-347 LEVEL 3 COMMUNICATIONS, LLC - CT BYRAM Landline 132 active
203-348 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT STAMFORD Landline 920 active
203-349 TELEPORT COMMUNICATIONS AMERICA, LLC - CT WESTPORT Landline 920 active
203-350 TELEPORT COMMUNICATIONS AMERICA, LLC - CT MADISON Landline 920 active
203-351 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT STAMFORD Landline 920 active
203-352 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT STAMFORD Landline 920 active
203-353 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT STAMFORD Landline 920 active
203-354 CABLEVISION LIGHTPATH, INC. - CT NORWALK Landline 920 active
203-355 CABLEVISION LIGHTPATH, INC. - CT STAMFORD Landline 920 active
203-356 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT STAMFORD Landline 920 active
203-357 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT STAMFORD Landline 920 active
203-358 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT STAMFORD Landline 920 active
203-359 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT STAMFORD Landline 920 active
203-360 METROPCS, INC. BRIDGEPORT Wireless 920 active
203-361 LEVEL 3 COMMUNICATIONS, LLC - CT NEW HAVEN Landline 920 active
203-362 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT BRIDGEPORT Landline 920 active
203-363 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT STAMFORD Landline 920 active
203-364 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEWTOWN Landline 920 active
203-365 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT BRIDGEPORT Landline 920 active
203-366 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT BRIDGEPORT Landline 920 active
203-367 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT BRIDGEPORT Landline 920 active
203-368 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT BRIDGEPORT Landline 920 active
203-369 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT OLDGRNWICH Landline 920 active
203-370 AMERICAN MESSAGING SERVICES, LLC NEW HAVEN Landline 920 active
203-371 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT BRIDGEPORT Landline 920 active
203-372 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT BRIDGEPORT Landline 920 active
203-373 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT BRIDGEPORT Landline 920 active
203-374 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT BRIDGEPORT Landline 920 active
203-375 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT BRIDGEPORT Landline 920 active
203-376 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT NEW HAVEN Wireless 920 active
203-377 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT BRIDGEPORT Landline 920 active
203-378 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT BRIDGEPORT Landline 920 active
203-379 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT MERIDEN Landline 920 active
203-380 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT BRIDGEPORT Landline 920 active
203-381 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT BRIDGEPORT Landline 920 active
203-382 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT BRIDGEPORT Landline 920 active
203-383 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT BRIDGEPORT Landline 920 active
203-384 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT BRIDGEPORT Landline 920 active
203-385 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT BRIDGEPORT Landline 920 active
203-386 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT BRIDGEPORT Landline 920 active
203-387 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-388 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT STAMFORD Landline 920 active
203-389 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-390 TELEPORT COMMUNICATIONS AMERICA, LLC - CT NEW HAVEN Landline 920 active
203-391 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT STAMFORD Landline 920 active
203-392 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-393 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-394 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT BRIDGEPORT Landline 920 active
203-395 METROPCS, INC. BRIDGEPORT Wireless 920 active
203-396 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT BRIDGEPORT Landline 920 active
203-397 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-398 SPOK, INC. NORWALK Landline 920 active
203-399 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT STAMFORD Landline 920 active
203-400 NEW CINGULAR WIRELESS PCS, LLC - DC TRUMBULL Wireless 920 active
203-401 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-402 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT HUNTINGTON Landline 920 active
203-403 TELEPORT COMMUNICATIONS AMERICA, LLC - CT RIDGEFIELD Landline 920 active
203-404 LEVEL 3 COMMUNICATIONS, LLC - CT NEW HAVEN Landline 920 active
203-405 PAETEC ITEL, LLC WOODBURY VoIP 920 active
203-406 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT STAMFORD Landline 920 active
203-407 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-408 BANDWIDTH.COM CLEC, LLC - CT REDDING VoIP 920 active
203-409 TELEPORT COMMUNICATIONS AMERICA, LLC - CT OLDGRNWICH Landline 920 active
203-410 OMNIPOINT COMMUNICATIONS, INC. - CT NEW HAVEN Wireless 920 active
203-412 AMERICAN MESSAGING SERVICES, LLC NEW HAVEN Landline 920 active
203-413 PAETEC ITEL, LLC GREENWICH VoIP 132 active
203-414 NEW CINGULAR WIRELESS PCS, LLC - DC BRIDGEPORT Wireless 920 active
203-415 NEW CINGULAR WIRELESS PCS, LLC - DC NEW HAVEN Wireless 920 active
203-416 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT BRIDGEPORT Landline 920 active
203-417 NEW CINGULAR WIRELESS PCS, LLC - DC DANBURY Wireless 920 active
203-418 TELEPORT COMMUNICATIONS AMERICA, LLC - CT FAIRFIELD Landline 920 active
203-419 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT WATERBURY Landline 920 active
203-420 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT MERIDEN Landline 920 active
203-421 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT MADISON Landline 920 active
203-422 VERIZON NEW YORK, INC. GREENWICH Landline 132 active
203-423 TELEPORT COMMUNICATIONS AMERICA, LLC - CT WILTON Landline 920 active
203-424 METROPCS, INC. DARIEN Wireless 920 active
203-425 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT STAMFORD Landline 920 active
203-426 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEWTOWN Landline 920 active
203-427 MCIMETRO ACCESS TRANSMISSION SERVICES LLC MERIDEN Landline 920 active
203-428 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT STAMFORD Landline 920 active
203-429 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT WESTPORT Landline 920 active
203-430 NEW CINGULAR WIRELESS PCS, LLC - DC NEW HAVEN Wireless 920 active
203-431 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT RIDGEFIELD Landline 920 active
203-432 BANDWIDTH.COM CLEC, LLC - CT NEW HAVEN VoIP 920 active
203-433 COMCAST IP PHONE, LLC BRANFORD VoIP 920 active
203-434 OMNIPOINT COMMUNICATIONS, INC. - CT NORWALK Wireless 920 active
203-435 OMNIPOINT COMMUNICATIONS, INC. - CT NEW HAVEN Wireless 920 active
203-436 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-437 MCIMETRO ACCESS TRANSMISSION SERVICES LLC WATERBURY Landline 920 active
203-438 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT RIDGEFIELD Landline 920 active
203-439 COMCAST IP PHONE, LLC CHESHIRE VoIP 920 active
203-440 COMCAST IP PHONE, LLC MERIDEN VoIP 920 active
203-441 TELEPORT COMMUNICATIONS AMERICA, LLC - CT WOLCOTT Landline 920 active
203-442 TELEPORT COMMUNICATIONS AMERICA, LLC - CT NEW CANAAN Landline 920 active
203-443 MCIMETRO ACCESS TRANSMISSION SERVICES LLC MERIDEN Landline 920 active
203-444 NEW CINGULAR WIRELESS PCS, LLC - DC NEW HAVEN Wireless 920 active
203-445 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT TRUMBULL Landline 920 active
203-446 TELEPORT COMMUNICATIONS AMERICA, LLC - CT ANSONIDRBY Landline 920 active
203-447 TELEPORT COMMUNICATIONS AMERICA, LLC - CT HUNTINGTON Landline 920 active
203-448 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT DANBURY Landline 920 active
203-449 METROPCS, INC. BRIDGEPORT Wireless 920 active
203-450 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT BRIDGEPORT Wireless 920 active
203-451 NEW CINGULAR WIRELESS PCS, LLC - DC WESTPORT Wireless 920 active
203-452 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT TRUMBULL Landline 920 active
203-453 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT GUILFORD Landline 920 active
203-454 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT WESTPORT Landline 920 active
203-455 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT BRIDGEPORT Landline 920 active
203-456 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT DANBURY Wireless 920 active
203-457 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT GUILFORD Landline 920 active
203-458 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT GUILFORD Landline 920 active
203-459 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT TRUMBULL Landline 920 active
203-460 METROPCS, INC. DANBURY Landline 920 active
203-461 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT STAMFORD Landline 920 active
203-462 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT STAMFORD Landline 920 active
203-463 TELEPORT COMMUNICATIONS AMERICA, LLC - CT SEYMOUR Landline 920 active
203-464 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT NEW HAVEN Wireless 920 active
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203-545 METROPCS, INC. BRIDGEPORT Wireless 920 active
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203-683 PAETEC ITEL, LLC BRIDGEPORT VoIP 920 active
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203-725 COMCAST IP PHONE, LLC WATERBURY VoIP 920 active
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203-758 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT WATERBURY Landline 920 active
203-759 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT WATERBURY Landline 920 active
203-760 PEERLESS NETWORK OF CONNECTICUT, LLC - CT BRIDGEPORT Landline 920 active
203-761 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT WILTON Landline 920 active
203-762 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT WILTON Landline 920 active
203-763 LEVEL 3 COMMUNICATIONS, LLC - CT FAIRFIELD Landline 920 active
203-764 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-765 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-766 AMERICAN MESSAGING SERVICES, LLC NEW HAVEN Landline 920 active
203-767 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT BRIDGEPORT Wireless 920 active
203-768 OMNIPOINT COMMUNICATIONS, INC. - CT WATERBURY Wireless 920 active
203-769 VERIZON NEW YORK, INC. GREENWICH Landline 132 active
203-770 NEW CINGULAR WIRELESS PCS, LLC - DC DANBURY Wireless 920 active
203-771 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-772 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-773 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-774 PAETEC ITEL, LLC WALLINGFD VoIP 920 active
203-775 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT DANBURY Landline 920 active
203-776 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-777 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-778 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT DANBURY Landline 920 active
203-779 PAETEC ITEL, LLC MADISON VoIP 920 active
203-780 PEERLESS NETWORK OF CONNECTICUT, LLC - CT NEW HAVEN Landline 920 active
203-781 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-782 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-783 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT MILFORD Landline 920 active
203-784 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-785 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-786 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-787 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-788 NEW CINGULAR WIRELESS PCS, LLC - DC DANBURY Wireless 920 active
203-789 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-790 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT DANBURY Landline 920 active
203-791 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT DANBURY Landline 920 active
203-792 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT DANBURY Landline 920 active
203-793 LEVEL 3 COMMUNICATIONS, LLC - CT WALLINGFD Landline 920 active
203-794 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT DANBURY Landline 920 active
203-795 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-796 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT DANBURY Landline 920 active
203-797 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT DANBURY Landline 920 active
203-798 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT DANBURY Landline 920 active
203-799 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-800 OMNIPOINT COMMUNICATIONS, INC. - CT NEW HAVEN Wireless 920 active
203-801 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW CANAAN Landline 920 active
203-802 METROPCS, INC. WATERBURY Wireless 920 active
203-803 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT NORWALK Wireless 920 active
203-804 NEW CINGULAR WIRELESS PCS, LLC - DC NEW HAVEN Wireless 920 active
203-805 TELEPORT COMMUNICATIONS AMERICA, LLC - CT WATERBURY Landline 920 active
203-806 TELEPORT COMMUNICATIONS AMERICA, LLC - CT CHESHIRE Landline 920 active
203-807 NEW CINGULAR WIRELESS PCS, LLC - DC NORWALK Wireless 920 active
203-808 OMNIPOINT COMMUNICATIONS, INC. - CT WATERBURY Wireless 920 active
203-809 OMNIPOINT COMMUNICATIONS, INC. - CT NEW HAVEN Wireless 920 active
203-810 CABLEVISION LIGHTPATH, INC. - CT NORWALK Landline 920 active
203-812 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-813 TC SYSTEMS, INC. - NY BYRAM Landline 132 active
203-814 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT BRIDGEPORT Wireless 920 active
203-815 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT NEW HAVEN Wireless 920 active
203-816 LEVEL 3 COMMUNICATIONS, LLC - CT TRUMBULL Landline 920 active
203-817 CABLEVISION LIGHTPATH, INC. - CT STAMFORD Landline 920 active
203-818 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT NORWALK Landline 920 active
203-819 NEW CINGULAR WIRELESS PCS, LLC - DC WATERBURY Wireless 920 active
203-820 METROPCS, INC. NORWALK Wireless 920 active
203-821 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-822 AT&T - LOCAL NORWALK Landline 920 active
203-823 COMCAST IP PHONE, LLC NEW HAVEN VoIP 920 active
203-824 NEW CINGULAR WIRELESS PCS, LLC - DC NEW HAVEN Wireless 920 active
203-825 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT DANBURY Landline 920 active
203-826 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT DANBURY Landline 920 active
203-827 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT OLDGRNWICH Landline 920 active
203-828 LEVEL 3 COMMUNICATIONS, LLC - CT SEYMOUR Landline 920 active
203-829 OMNIPOINT COMMUNICATIONS, INC. - CT NORWALK Wireless 920 active
203-830 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT DANBURY Landline 920 active
203-831 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NORWALK Landline 920 active
203-832 NEW CINGULAR WIRELESS PCS, LLC - DC STAMFORD Wireless 920 active
203-833 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT NEW HAVEN Wireless 920 active
203-834 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT WILTON Landline 920 active
203-835 SPOK, INC. NORWALK Landline 920 active
203-836 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT NEW HAVEN Wireless 920 active
203-837 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT DANBURY Landline 920 active
203-838 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NORWALK Landline 920 active
203-839 SPOK, INC. NORWALK Landline 920 active
203-840 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NORWALK Landline 920 active
203-841 PAETEC ITEL, LLC WATERBURY VoIP 920 active
203-842 LEVEL 3 COMMUNICATIONS, LLC - CT NORWALK Landline 920 active
203-843 NEW CINGULAR WIRELESS PCS, LLC - DC NEW HAVEN Landline 920 active
203-844 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT FAIRFIELD Landline 920 active
203-845 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NORWALK Landline 920 active
203-846 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NORWALK Landline 920 active
203-847 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NORWALK Landline 920 active
203-848 PAETEC ITEL, LLC NEW HAVEN VoIP 920 active
203-849 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NORWALK Landline 920 active
203-850 METROPCS, INC. NEW HAVEN Wireless 920 active
203-851 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NORWALK Landline 920 active
203-852 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NORWALK Landline 920 active
203-853 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NORWALK Landline 920 active
203-854 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NORWALK Landline 920 active
203-855 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NORWALK Landline 920 active
203-856 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT NORWALK Wireless 920 active
203-857 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NORWALK Landline 920 active
203-858 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT NORWALK Wireless 920 active
203-859 MCIMETRO ACCESS TRANSMISSION SERVICES LLC NEW HAVEN Landline 920 active
203-861 VERIZON NEW YORK, INC. GREENWICH Landline 132 active
203-862 VERIZON NEW YORK, INC. GREENWICH Landline 132 active
203-863 VERIZON NEW YORK, INC. GREENWICH Landline 132 active
203-864 METROPCS, INC. BRIDGEPORT Wireless 920 active
203-865 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-866 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NORWALK Landline 920 active
203-867 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-868 AT&T - LOCAL NEW HAVEN Landline 920 active
203-869 VERIZON NEW YORK, INC. GREENWICH Landline 132 active
203-870 CABLEVISION LIGHTPATH, INC. - CT BRIDGEPORT Landline 920 active
203-871 TELEPORT COMMUNICATIONS AMERICA, LLC - CT BRANFORD Landline 920 active
203-872 BANDWIDTH.COM CLEC, LLC - CT CHESHIRE VoIP 920 active
203-873 NEW CINGULAR WIRELESS PCS, LLC - DC BRIDGEPORT Wireless 920 active
203-874 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT MILFORD Landline 920 active
203-875 AT&T - LOCAL DARIEN Landline 920 active
203-876 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT MILFORD Landline 920 active
203-877 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT MILFORD Landline 920 active
203-878 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT MILFORD Landline 920 active
203-879 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT WOLCOTT Landline 920 active
203-880 TELEPORT COMMUNICATIONS AMERICA, LLC - CT TRUMBULL Landline 920 active
203-881 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT SEYMOUR Landline 920 active
203-882 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT MILFORD Landline 920 active
203-883 LEVEL 3 COMMUNICATIONS, LLC - CT STAMFORD Landline 920 active
203-884 ONVOY, LLC - CT GUILFORD Landline 920 active
203-885 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT DANBURY Wireless 920 active
203-886 PAETEC ITEL, LLC MERIDEN VoIP 920 active
203-887 OMNIPOINT COMMUNICATIONS, INC. - CT NEW HAVEN Wireless 920 active
203-888 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT SEYMOUR Landline 920 active
203-889 LEVEL 3 COMMUNICATIONS, LLC - CT NEW HAVEN Landline 920 active
203-890 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT STAMFORD Landline 920 active
203-891 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-892 OMNIPOINT COMMUNICATIONS, INC. - CT ANSONIDRBY Wireless 920 active
203-893 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT ANSONIDRBY Wireless 920 active
203-894 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT RIDGEFIELD Landline 920 active
203-895 NEW CINGULAR WIRELESS PCS, LLC - DC TRUMBULL Wireless 920 active
203-896 PEERLESS NETWORK OF CONNECTICUT, LLC - CT MADISON Landline 920 active
203-897 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT STAMFORD Landline 920 active
203-898 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT DARIEN Landline 920 active
203-899 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NORWALK Landline 920 active
203-900 CSC VOICE, LLC GREENWICH VoIP 132 active
203-901 OMNIPOINT COMMUNICATIONS, INC. - CT NEW HAVEN Wireless 920 active
203-902 ONVOY, LLC - CT NEW HAVEN Landline 920 active
203-903 LEVEL 3 COMMUNICATIONS, LLC - CT NEW HAVEN Landline 920 active
203-904 OMNIPOINT COMMUNICATIONS, INC. - CT NORWALK Wireless 920 active
203-905 TELEPORT COMMUNICATIONS AMERICA, LLC - CT STAMFORD Landline 920 active
203-906 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT ANSONIDRBY Wireless 920 active
203-907 PAETEC ITEL, LLC NEW HAVEN VoIP 920 active
203-908 OMNIPOINT COMMUNICATIONS, INC. - CT BRIDGEPORT Wireless 920 active
203-909 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT NEW HAVEN Wireless 920 active
203-910 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT WATERBURY Wireless 920 active
203-912 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT STAMFORD Wireless 920 active
203-913 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT BRIDGEPORT Wireless 920 active
203-914 CSC VOICE, LLC STAMFORD VoIP 920 active
203-915 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT NEW HAVEN Wireless 920 active
203-916 LEVEL 3 COMMUNICATIONS, LLC - CT BRIDGEPORT Landline 920 active
203-917 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT DANBURY Wireless 920 active
203-918 NEW CINGULAR WIRELESS PCS, LLC - DC STAMFORD Wireless 920 active
203-919 OMNIPOINT COMMUNICATIONS, INC. - CT NORWALK Wireless 920 active
203-920 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT NEW CANAAN Landline 920 active
203-921 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT STAMFORD Landline 920 active
203-922 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT HUNTINGTON Landline 920 active
203-923 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT BRIDGEPORT Landline 920 active
203-924 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT HUNTINGTON Landline 920 active
203-925 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT HUNTINGTON Landline 920 active
203-926 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT HUNTINGTON Landline 920 active
203-927 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT NEW HAVEN Wireless 920 active
203-928 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-929 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT HUNTINGTON Landline 920 active
203-930 LEVEL 3 COMMUNICATIONS, LLC - CT GREENWICH Landline 132 active
203-931 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-932 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-933 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-934 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-935 LEVEL 3 COMMUNICATIONS, LLC - CT MERIDEN Landline 920 active
203-936 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-937 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-938 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT REDDING Landline 920 active
203-939 CSC VOICE, LLC NORWALK VoIP 920 active
203-940 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT STAMFORD Landline 920 active
203-941 BANDWIDTH.COM CLEC, LLC - CT SEYMOUR VoIP 920 active
203-942 OMNIPOINT COMMUNICATIONS, INC. - CT DANBURY Wireless 920 active
203-943 OMNIPOINT COMMUNICATIONS, INC. - CT NORWALK Wireless 920 active
203-944 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT HUNTINGTON Landline 920 active
203-945 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NORWALK Landline 920 active
203-946 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-947 NEW CINGULAR WIRELESS PCS, LLC - DC DANBURY Wireless 920 active
203-948 OMNIPOINT COMMUNICATIONS, INC. - CT DANBURY Wireless 920 active
203-949 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT WALLINGFD Landline 920 active
203-951 TELEPORT COMMUNICATIONS AMERICA, LLC - CT MILFORD Landline 920 active
203-952 METROPCS, INC. NORWALK Wireless 920 active
203-953 OMNIPOINT COMMUNICATIONS, INC. - CT BRIDGEPORT Wireless 920 active
203-954 PAETEC ITEL, LLC ANSONIDRBY VoIP 920 active
203-955 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT FAIRFIELD Landline 920 active
203-956 CABLEVISION LIGHTPATH, INC. - CT NORWALK Landline 920 active
203-957 CSC VOICE, LLC NORWALK VoIP 920 active
203-960 CABLEVISION LIGHTPATH, INC. - CT STAMFORD Landline 920 active
203-961 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT STAMFORD Landline 920 active
203-962 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT STAMFORD Landline 920 active
203-963 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NORWALK Landline 920 active
203-964 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT STAMFORD Landline 920 active
203-965 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT STAMFORD Landline 920 active
203-966 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW CANAAN Landline 920 active
203-967 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT STAMFORD Landline 920 active
203-968 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT STAMFORD Landline 920 active
203-969 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT STAMFORD Landline 920 active
203-970 CABLEVISION LIGHTPATH, INC. - CT NORWALK Landline 920 active
203-971 CABLEVISION LIGHTPATH, INC. - CT GREENWICH Landline 132 active
203-972 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW CANAAN Landline 920 active
203-973 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT STAMFORD Landline 920 active
203-974 TELEPORT COMMUNICATIONS AMERICA, LLC - CT NEW HAVEN Landline 920 active
203-975 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT STAMFORD Landline 920 active
203-977 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT STAMFORD Landline 920 active
203-978 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT STAMFORD Landline 920 active
203-979 NEW CINGULAR WIRELESS PCS, LLC - DC STAMFORD Wireless 920 active
203-980 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT NEW HAVEN Wireless 920 active
203-981 METROPCS, INC. NORWALK Wireless 920 active
203-982 METROPCS, INC. WATERBURY Wireless 920 active
203-983 PAETEC ITEL, LLC GREENWICH VoIP 132 active
203-984 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT NORWALK Wireless 920 active
203-985 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NEW HAVEN Landline 920 active
203-986 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT OLDGRNWICH Landline 920 active
203-987 LEVEL 3 COMMUNICATIONS, LLC - CT GREENWICH Landline 132 active
203-988 NEW CINGULAR WIRELESS PCS, LLC - DC NEW HAVEN Wireless 920 active
203-989 LEVEL 3 COMMUNICATIONS, LLC - CT STAMFORD Landline 920 active
203-990 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT OLDGRNWICH Landline 920 active
203-991 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT NORWALK Landline 920 active
203-992 CSC VOICE, LLC GREENWICH VoIP 132 active
203-993 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT BRIDGEPORT Wireless 920 active
203-994 OMNIPOINT COMMUNICATIONS, INC. - CT DANBURY Wireless 920 active
203-995 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT BRIDGEPORT Landline 920 active
203-996 OMNIPOINT COMMUNICATIONS, INC. - CT NEW HAVEN Wireless 920 active
203-997 OMNIPOINT COMMUNICATIONS, INC. - CT ANSONIDRBY Wireless 920 active
203-998 LEVEL 3 COMMUNICATIONS, LLC - CT STAMFORD Landline 920 active
203-999 OMNIPOINT COMMUNICATIONS, INC. - CT NEW HAVEN Wireless 920 active

Area code 203 shares its geographic region with the following overlay area codes: