Reference Data
Area Code Directory
Area Code 650 — San Francisco, California

Area Code 650 — San Francisco, Hayward, Oakland, California

Active

Data last updated: March 10, 2026

State
California
Country
US
Timezone
America/Los_Angeles
Assigned
January 25, 2001
Exchanges (NXX)
785
Carriers
38
Rate Centers
15
Overlay
Yes — 415, 628

Top Carriers

Carrier OCN NXX Count
PACIFIC BELL 9740 272
NEW CINGULAR WIRELESS PCS, LLC 6010 59
T-MOBILE USA, INC. 6529 57
MCIMETRO ACCESS TRANSMISSION SERVICES LLC 7229 42
LEVEL 3 COMMUNICATIONS, LLC - CA 8826 42
ONVOY, LLC - CA 649C 37
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 6006 34
TELEPORT COMMUNICATIONS AMERICA, LLC - CA 7145 26
U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 671J 24
BANDWIDTH.COM CLEC, LLC - CA 981E 16

Rate Centers

SAN MATEO SSNFRNCSCO MT VIEW MILLBRAE WOODSIDE REDWOOD CY LOS ALTOS PALO ALTO SNCRL-BLMT PESCADERO MOSS BEACH SNFC JUNPR HALFMOONBY PACIFICA LA HONDA

Exchange Listings (NXX)

NPA-NXX Carrier Rate Center Type LATA Status
650-200 TWILIO INTERNATIONAL, INC. SAN MATEO VoIP 722 active
650-201 T-MOBILE USA, INC. SSNFRNCSCO Wireless 722 active
650-202 UTILITY TELECOM GROUP, LLC - CA SAN MATEO Landline 722 active
650-203 BANDWIDTH.COM CLEC, LLC - CA MT VIEW VoIP 722 active
650-204 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA MILLBRAE Landline 722 active
650-205 SPOK, INC. SSNFRNCSCO Landline 722 active
650-206 U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS WOODSIDE VoIP 722 active
650-207 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA REDWOOD CY Wireless 722 active
650-208 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA REDWOOD CY Wireless 722 active
650-209 U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS LOS ALTOS VoIP 722 active
650-210 PACIFIC BELL MT VIEW Landline 722 active
650-212 PACIFIC BELL SAN MATEO Landline 722 active
650-213 PACIFIC BELL PALO ALTO Landline 722 active
650-214 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA MT VIEW Landline 722 active
650-215 LEVEL 3 COMMUNICATIONS, LLC - CA MT VIEW Landline 722 active
650-216 PACIFIC BELL REDWOOD CY Landline 722 active
650-217 SPOK, INC. SAN MATEO Landline 722 active
650-218 T-MOBILE USA, INC. SAN MATEO Wireless 722 active
650-219 T-MOBILE USA, INC. SSNFRNCSCO Wireless 722 active
650-220 T-MOBILE USA, INC. MT VIEW Wireless 722 active
650-221 SHELCOMM SSNFRNCSCO Wireless 722 active
650-222 T-MOBILE USA, INC. SAN MATEO Wireless 722 active
650-223 U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS PALO ALTO VoIP 722 active
650-224 NEW CINGULAR WIRELESS PCS, LLC MT VIEW Wireless 722 active
650-225 PACIFIC BELL SSNFRNCSCO Landline 722 active
650-226 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA SNCRL-BLMT Landline 722 active
650-227 MCIMETRO ACCESS TRANSMISSION SERVICES LLC SAN MATEO Landline 722 active
650-228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC SSNFRNCSCO Landline 722 active
650-229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC LOS ALTOS Landline 722 active
650-230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC MT VIEW Landline 722 active
650-231 MCIMETRO ACCESS TRANSMISSION SERVICES LLC MILLBRAE Landline 722 active
650-232 MCIMETRO ACCESS TRANSMISSION SERVICES LLC SNCRL-BLMT Landline 722 active
650-233 PACIFIC BELL PALO ALTO Landline 722 active
650-234 PACIFIC BELL PALO ALTO Landline 722 active
650-235 MCIMETRO ACCESS TRANSMISSION SERVICES LLC SAN MATEO Landline 722 active
650-236 PACIFIC BELL PALO ALTO Landline 722 active
650-237 PACIFIC BELL MT VIEW Landline 722 active
650-238 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA SSNFRNCSCO Landline 722 active
650-239 ONVOY, LLC - CA MILLBRAE Landline 722 active
650-240 ONVOY, LLC - CA SAN MATEO Landline 722 active
650-241 LEVEL 3 COMMUNICATIONS, LLC - CA REDWOOD CY Landline 722 active
650-242 LEVEL 3 COMMUNICATIONS, LLC - CA SAN MATEO Landline 722 active
650-243 U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS SSNFRNCSCO VoIP 722 active
650-244 PACIFIC BELL SSNFRNCSCO Landline 722 active
650-245 NEW CINGULAR WIRELESS PCS, LLC SAN MATEO Wireless 722 active
650-246 PACIFIC BELL SSNFRNCSCO Landline 722 active
650-247 COMMIO, LLC WOODSIDE VoIP 722 active
650-248 T-MOBILE USA, INC. PALO ALTO Wireless 722 active
650-249 ONVOY, LLC - CA REDWOOD CY Landline 722 active
650-250 T-MOBILE USA, INC. PALO ALTO Wireless 722 active
650-251 PACIFIC BELL PALO ALTO Landline 722 active
650-252 PEERLESS NETWORK OF CALIFORNIA, LLC - CA PALO ALTO Landline 722 active
650-253 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA MT VIEW Landline 722 active
650-254 PACIFIC BELL MT VIEW Landline 722 active
650-255 NEW CINGULAR WIRELESS PCS, LLC SSNFRNCSCO Wireless 722 active
650-256 AMERICAN MESSAGING SERVICES, LLC SSNFRNCSCO Landline 722 active
650-257 LEVEL 3 COMMUNICATIONS, LLC - CA REDWOOD CY Landline 722 active
650-258 TELEPORT COMMUNICATIONS AMERICA, LLC - CA PALO ALTO Landline 722 active
650-259 PACIFIC BELL MILLBRAE Landline 722 active
650-260 AT&T - LOCAL REDWOOD CY Landline 722 active
650-261 PACIFIC BELL REDWOOD CY Landline 722 active
650-262 LEVEL 3 COMMUNICATIONS, LLC - CA PESCADERO Landline 722 active
650-263 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA MOSS BEACH Landline 722 active
650-264 AT&T - LOCAL SNCRL-BLMT Landline 722 active
650-265 AT&T - LOCAL MT VIEW Landline 722 active
650-266 PACIFIC BELL SSNFRNCSCO Landline 722 active
650-267 LEVEL 3 COMMUNICATIONS, LLC - CA SSNFRNCSCO Landline 722 active
650-268 MCIMETRO ACCESS TRANSMISSION SERVICES LLC PESCADERO Landline 722 active
650-269 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA PALO ALTO Wireless 722 active
650-270 T-MOBILE USA, INC. SSNFRNCSCO Wireless 722 active
650-271 METROPCS, INC. SNFC JUNPR Wireless 722 active
650-272 MCIMETRO ACCESS TRANSMISSION SERVICES LLC PALO ALTO Landline 722 active
650-273 ASTOUND BROADBAND, LLC - CA SSNFRNCSCO Landline 722 active
650-274 T-MOBILE USA, INC. SAN MATEO Wireless 722 active
650-275 MCIMETRO ACCESS TRANSMISSION SERVICES LLC WOODSIDE Landline 722 active
650-276 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA HALFMOONBY Landline 722 active
650-277 33 WIRELESS INC. REDWOOD CY Wireless 722 active
650-278 T-MOBILE USA, INC. SSNFRNCSCO Wireless 722 active
650-279 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA MT VIEW Wireless 722 active
650-280 METROPCS, INC. MT VIEW Wireless 722 active
650-281 T-MOBILE USA, INC. SAN MATEO Wireless 722 active
650-282 ASTOUND BROADBAND, LLC - CA MT VIEW Landline 722 active
650-283 T-MOBILE USA, INC. PALO ALTO Wireless 722 active
650-284 T-MOBILE USA, INC. HALFMOONBY Wireless 722 active
650-285 BANDWIDTH.COM CLEC, LLC - CA PALO ALTO VoIP 722 active
650-286 PACIFIC BELL SAN MATEO Landline 722 active
650-287 PACIFIC BELL SAN MATEO Landline 722 active
650-288 LEVEL 3 COMMUNICATIONS, LLC - CA SAN MATEO Landline 722 active
650-289 PACIFIC BELL PALO ALTO Landline 722 active
650-290 METROPCS, INC. PACIFICA Wireless 722 active
650-291 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA SSNFRNCSCO Wireless 722 active
650-292 LEVEL 3 COMMUNICATIONS, LLC - CA SAN MATEO Landline 722 active
650-293 PACIFIC BELL SAN MATEO Landline 722 active
650-294 PACIFIC BELL SAN MATEO Landline 722 active
650-295 PACIFIC BELL SAN MATEO Landline 722 active
650-296 NEW CINGULAR WIRELESS PCS, LLC SSNFRNCSCO Wireless 722 active
650-297 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA PESCADERO Landline 722 active
650-298 PACIFIC BELL REDWOOD CY Landline 722 active
650-299 PACIFIC BELL REDWOOD CY Landline 722 active
650-300 ONVOY, LLC - CA PALO ALTO Landline 722 active
650-301 PACIFIC BELL SNFC JUNPR Landline 722 active
650-302 NEW CINGULAR WIRELESS PCS, LLC MILLBRAE Wireless 722 active
650-303 NEW CINGULAR WIRELESS PCS, LLC SSNFRNCSCO Wireless 722 active
650-304 NEW CINGULAR WIRELESS PCS, LLC PALO ALTO Wireless 722 active
650-305 T-MOBILE USA, INC. LOS ALTOS Wireless 722 active
650-306 PACIFIC BELL REDWOOD CY Landline 722 active
650-307 T-MOBILE USA, INC. MILLBRAE Wireless 722 active
650-308 PACIFIC BELL PALO ALTO Landline 722 active
650-309 T-MOBILE USA, INC. HALFMOONBY Wireless 722 active
650-310 Landline active
650-312 PACIFIC BELL SAN MATEO Landline 722 active
650-313 RCLEC, INC. PALO ALTO VoIP 722 active
650-314 PACIFIC BELL MT VIEW Landline 722 active
650-315 T-MOBILE USA, INC. SAN MATEO Wireless 722 active
650-316 TELEPORT COMMUNICATIONS AMERICA, LLC - CA MT VIEW Landline 722 active
650-317 SPOK, INC. MT VIEW Landline 722 active
650-318 PACIFIC BELL MT VIEW Landline 722 active
650-319 MCIMETRO ACCESS TRANSMISSION SERVICES LLC PALO ALTO Landline 722 active
650-320 PACIFIC BELL PALO ALTO Landline 722 active
650-321 PACIFIC BELL PALO ALTO Landline 722 active
650-322 PACIFIC BELL PALO ALTO Landline 722 active
650-323 PACIFIC BELL PALO ALTO Landline 722 active
650-324 PACIFIC BELL PALO ALTO Landline 722 active
650-325 PACIFIC BELL PALO ALTO Landline 722 active
650-326 PACIFIC BELL PALO ALTO Landline 722 active
650-327 PACIFIC BELL PALO ALTO Landline 722 active
650-328 PACIFIC BELL PALO ALTO Landline 722 active
650-329 PACIFIC BELL PALO ALTO Landline 722 active
650-330 PACIFIC BELL PALO ALTO Landline 722 active
650-331 LEVEL 3 COMMUNICATIONS, LLC - CA PALO ALTO Landline 722 active
650-332 LEVEL 3 COMMUNICATIONS, LLC - CA WOODSIDE Landline 722 active
650-333 T-MOBILE USA, INC. SSNFRNCSCO Wireless 722 active
650-334 T-MOBILE USA, INC. PALO ALTO Wireless 722 active
650-335 PACIFIC BELL MT VIEW Landline 722 active
650-336 PACIFIC BELL MT VIEW Landline 722 active
650-337 ONVOY, LLC - CA PESCADERO Landline 722 active
650-338 T-MOBILE USA, INC. HALFMOONBY Wireless 722 active
650-339 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA SNCRL-BLMT Wireless 722 active
650-340 PACIFIC BELL SAN MATEO Landline 722 active
650-341 PACIFIC BELL SAN MATEO Landline 722 active
650-342 PACIFIC BELL SAN MATEO Landline 722 active
650-343 PACIFIC BELL SAN MATEO Landline 722 active
650-344 PACIFIC BELL SAN MATEO Landline 722 active
650-345 PACIFIC BELL SAN MATEO Landline 722 active
650-346 T-MOBILE USA, INC. SAN MATEO Wireless 722 active
650-347 PACIFIC BELL SAN MATEO Landline 722 active
650-348 PACIFIC BELL SAN MATEO Landline 722 active
650-349 PACIFIC BELL SAN MATEO Landline 722 active
650-350 PACIFIC BELL SAN MATEO Landline 722 active
650-351 LEVEL 3 COMMUNICATIONS, LLC - CA SSNFRNCSCO Landline 722 active
650-352 LEVEL 3 COMMUNICATIONS, LLC - CA PALO ALTO Landline 722 active
650-353 LEVEL 3 COMMUNICATIONS, LLC - CA PALO ALTO Landline 722 active
650-354 PACIFIC BELL PALO ALTO Landline 722 active
650-355 PACIFIC BELL PACIFICA Landline 722 active
650-356 PACIFIC BELL SAN MATEO Landline 722 active
650-357 PACIFIC BELL SAN MATEO Landline 722 active
650-358 PACIFIC BELL SAN MATEO Landline 722 active
650-359 PACIFIC BELL PACIFICA Landline 722 active
650-360 ONVOY, LLC - CA SSNFRNCSCO Landline 722 active
650-361 PACIFIC BELL REDWOOD CY Landline 722 active
650-362 MCIMETRO ACCESS TRANSMISSION SERVICES LLC REDWOOD CY Landline 722 active
650-363 PACIFIC BELL REDWOOD CY Landline 722 active
650-364 PACIFIC BELL REDWOOD CY Landline 722 active
650-365 PACIFIC BELL REDWOOD CY Landline 722 active
650-366 PACIFIC BELL REDWOOD CY Landline 722 active
650-367 PACIFIC BELL REDWOOD CY Landline 722 active
650-368 PACIFIC BELL REDWOOD CY Landline 722 active
650-369 PACIFIC BELL REDWOOD CY Landline 722 active
650-370 BANDWIDTH.COM CLEC, LLC - CA PALO ALTO VoIP 722 active
650-371 SPOK, INC. SAN MATEO Landline 722 active
650-372 PACIFIC BELL SAN MATEO Landline 722 active
650-373 PACIFIC BELL SAN MATEO Landline 722 active
650-374 NEW CINGULAR WIRELESS PCS, LLC PALO ALTO Wireless 722 active
650-375 PACIFIC BELL SAN MATEO Landline 722 active
650-376 LEVEL 3 COMMUNICATIONS, LLC - CA SAN MATEO Landline 722 active
650-377 PACIFIC BELL SAN MATEO Landline 722 active
650-378 PACIFIC BELL SAN MATEO Landline 722 active
650-379 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA SSNFRNCSCO Landline 722 active
650-380 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA PALO ALTO Wireless 722 active
650-381 PACIFIC BELL REDWOOD CY Landline 722 active
650-382 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA PALO ALTO Landline 722 active
650-383 TELEPORT COMMUNICATIONS AMERICA, LLC - CA LOS ALTOS Landline 722 active
650-384 TELEPORT COMMUNICATIONS AMERICA, LLC - CA PALO ALTO Landline 722 active
650-385 TELEPORT COMMUNICATIONS AMERICA, LLC - CA REDWOOD CY Landline 722 active
650-386 TELEPORT COMMUNICATIONS AMERICA, LLC - CA MT VIEW Landline 722 active
650-387 NEW CINGULAR WIRELESS PCS, LLC PALO ALTO Wireless 722 active
650-388 MCIMETRO ACCESS TRANSMISSION SERVICES LLC PALO ALTO Landline 722 active
650-389 MCIMETRO ACCESS TRANSMISSION SERVICES LLC SAN MATEO Landline 722 active
650-390 PACIFIC BELL MT VIEW Landline 722 active
650-391 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA PALO ALTO Landline 722 active
650-392 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA SSNFRNCSCO Landline 722 active
650-393 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA SAN MATEO Landline 722 active
650-394 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA SNCRL-BLMT Landline 722 active
650-395 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA REDWOOD CY Landline 722 active
650-396 T-MOBILE USA, INC. MT VIEW Wireless 722 active
650-397 BANDWIDTH.COM CLEC, LLC - CA LOS ALTOS VoIP 722 active
650-398 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA SAN MATEO Wireless 722 active
650-399 ONVOY, LLC - CA REDWOOD CY Landline 722 active
650-400 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA REDWOOD CY Wireless 722 active
650-401 PACIFIC BELL SAN MATEO Landline 722 active
650-402 T-MOBILE USA, INC. HALFMOONBY Wireless 722 active
650-403 MCIMETRO ACCESS TRANSMISSION SERVICES LLC SAN MATEO Landline 722 active
650-404 PACIFIC BELL MT VIEW Landline 722 active
650-405 NEW CINGULAR WIRELESS PCS, LLC LOS ALTOS Wireless 722 active
650-406 AMERICAN MESSAGING SERVICES, LLC MT VIEW Landline 722 active
650-407 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA PALO ALTO Wireless 722 active
650-408 NEW CINGULAR WIRELESS PCS, LLC MT VIEW Wireless 722 active
650-409 U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS MILLBRAE VoIP 722 active
650-410 ONVOY, LLC - CA SSNFRNCSCO Landline 722 active
650-412 MCIMETRO ACCESS TRANSMISSION SERVICES LLC SNCRL-BLMT Landline 722 active
650-413 PACIFIC BELL SNCRL-BLMT Landline 722 active
650-414 TELEPORT COMMUNICATIONS AMERICA, LLC - CA REDWOOD CY VoIP 722 active
650-415 Landline active
650-416 U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS SSNFRNCSCO VoIP 722 active
650-417 U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS MT VIEW VoIP 722 active
650-418 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA SAN MATEO Wireless 722 active
650-419 LEVEL 3 COMMUNICATIONS, LLC - CA LA HONDA Landline 722 active
650-420 T-MOBILE USA, INC. PACIFICA Wireless 722 active
650-421 U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS REDWOOD CY VoIP 722 active
650-422 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA PALO ALTO Wireless 722 active
650-423 UTILITY TELECOM GROUP, LLC - CA REDWOOD CY Landline 722 active
650-424 PACIFIC BELL PALO ALTO Landline 722 active
650-425 MCIMETRO ACCESS TRANSMISSION SERVICES LLC SAN MATEO Landline 722 active
650-426 MCIMETRO ACCESS TRANSMISSION SERVICES LLC MT VIEW Landline 722 active
650-427 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA PALO ALTO Landline 722 active
650-428 PACIFIC BELL MT VIEW Landline 722 active
650-429 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA MT VIEW Landline 722 active
650-430 T-MOBILE USA, INC. SAN MATEO Wireless 722 active
650-431 T-MOBILE USA, INC. SAN MATEO Wireless 722 active
650-432 PACIFIC BELL SAN MATEO Landline 722 active
650-433 MCIMETRO ACCESS TRANSMISSION SERVICES LLC PALO ALTO Landline 722 active
650-434 U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS WOODSIDE VoIP 722 active
650-435 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA SAN MATEO Wireless 722 active
650-436 NEW CINGULAR WIRELESS PCS, LLC SAN MATEO Wireless 722 active
650-437 BANDWIDTH.COM CLEC, LLC - CA SAN MATEO VoIP 722 active
650-438 NEW CINGULAR WIRELESS PCS, LLC SSNFRNCSCO Wireless 722 active
650-439 NEW CINGULAR WIRELESS PCS, LLC MT VIEW Wireless 722 active
650-440 T-MOBILE USA, INC. HALFMOONBY Wireless 722 active
650-441 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA PALO ALTO Wireless 722 active
650-442 BANDWIDTH.COM CLEC, LLC - CA SSNFRNCSCO VoIP 722 active
650-443 U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS MILLBRAE VoIP 722 active
650-444 T-MOBILE USA, INC. PALO ALTO Wireless 722 active
650-445 T-MOBILE USA, INC. SAN MATEO Wireless 722 active
650-446 BANDWIDTH.COM CLEC, LLC - CA WOODSIDE VoIP 722 active
650-447 T-MOBILE USA, INC. MT VIEW Wireless 722 active
650-448 PEERLESS NETWORK OF CALIFORNIA, LLC - CA MT VIEW Landline 722 active
650-449 MCIMETRO ACCESS TRANSMISSION SERVICES LLC SNFC JUNPR Landline 722 active
650-450 NEW CINGULAR WIRELESS PCS, LLC MT VIEW Wireless 722 active
650-451 T-MOBILE USA, INC. PACIFICA Wireless 722 active
650-452 AT&T - LOCAL SSNFRNCSCO Landline 722 active
650-453 LEVEL 3 COMMUNICATIONS, LLC - CA SNCRL-BLMT Landline 722 active
650-454 NEW CINGULAR WIRELESS PCS, LLC REDWOOD CY Wireless 722 active
650-455 NEW CINGULAR WIRELESS PCS, LLC MILLBRAE Wireless 722 active
650-456 ONVOY, LLC - CA PESCADERO Landline 722 active
650-457 NEW CINGULAR WIRELESS PCS, LLC SSNFRNCSCO Wireless 722 active
650-458 ASTOUND BROADBAND, LLC - CA SAN MATEO Landline 722 active
650-459 BANDWIDTH.COM CLEC, LLC - CA HALFMOONBY VoIP 722 active
650-460 NEW CINGULAR WIRELESS PCS, LLC PALO ALTO Wireless 722 active
650-461 PACIFIC BELL PALO ALTO Landline 722 active
650-462 PACIFIC BELL PALO ALTO Landline 722 active
650-463 PACIFIC BELL PALO ALTO Landline 722 active
650-464 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA REDWOOD CY Wireless 722 active
650-465 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA REDWOOD CY Wireless 722 active
650-466 PACIFIC BELL SNFC JUNPR Landline 722 active
650-467 PACIFIC BELL SSNFRNCSCO Landline 722 active
650-468 T-MOBILE USA, INC. PALO ALTO Wireless 722 active
650-469 MCIMETRO ACCESS TRANSMISSION SERVICES LLC LOS ALTOS Landline 722 active
650-470 PACIFIC BELL PALO ALTO Landline 722 active
650-471 U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS LOS ALTOS VoIP 722 active
650-472 LEVEL 3 COMMUNICATIONS, LLC - CA LOS ALTOS Landline 722 active
650-473 PACIFIC BELL PALO ALTO Landline 722 active
650-474 PACIFIC BELL REDWOOD CY Landline 722 active
650-475 MCIMETRO ACCESS TRANSMISSION SERVICES LLC PALO ALTO Landline 722 active
650-476 T-MOBILE USA, INC. HALFMOONBY Wireless 722 active
650-477 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA SAN MATEO Wireless 722 active
650-479 U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS HALFMOONBY VoIP 722 active
650-480 MCIMETRO ACCESS TRANSMISSION SERVICES LLC REDWOOD CY Landline 722 active
650-481 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA REDWOOD CY Landline 722 active
650-482 PACIFIC BELL REDWOOD CY Landline 722 active
650-483 NEW CINGULAR WIRELESS PCS, LLC SAN MATEO Wireless 722 active
650-484 NEW CINGULAR WIRELESS PCS, LLC SAN MATEO Wireless 722 active
650-485 PACIFIC BELL PALO ALTO Landline 722 active
650-486 PACIFIC BELL SNCRL-BLMT Landline 722 active
650-487 U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS LA HONDA VoIP 722 active
650-488 TELEPORT COMMUNICATIONS AMERICA, LLC - CA SNFC JUNPR Landline 722 active
650-489 LEVEL 3 COMMUNICATIONS, LLC - CA SNCRL-BLMT Landline 722 active
650-490 NEW CINGULAR WIRELESS PCS, LLC MILLBRAE Wireless 722 active
650-491 LEVEL 3 COMMUNICATIONS, LLC - CA SSNFRNCSCO Landline 722 active
650-492 NEW CINGULAR WIRELESS PCS, LLC LOS ALTOS Wireless 722 active
650-493 PACIFIC BELL PALO ALTO Landline 722 active
650-494 PACIFIC BELL PALO ALTO Landline 722 active
650-495 T-MOBILE USA, INC. MT VIEW Wireless 722 active
650-496 PACIFIC BELL PALO ALTO Landline 722 active
650-497 LEVEL 3 COMMUNICATIONS, LLC - CA PALO ALTO Landline 722 active
650-498 LEVEL 3 COMMUNICATIONS, LLC - CA PALO ALTO Landline 722 active
650-499 BANDWIDTH.COM CLEC, LLC - CA MT VIEW VoIP 722 active
650-500 AMERICAN MESSAGING SERVICES, LLC SNCRL-BLMT Landline 722 active
650-501 BANDWIDTH.COM CLEC, LLC - CA PACIFICA VoIP 722 active
650-502 BANDWIDTH.COM CLEC, LLC - CA SSNFRNCSCO VoIP 722 active
650-503 U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS REDWOOD CY VoIP 722 active
650-504 NEW CINGULAR WIRELESS PCS, LLC SAN MATEO Wireless 722 active
650-505 NEW CINGULAR WIRELESS PCS, LLC PALO ALTO Wireless 722 active
650-506 PACIFIC BELL SNCRL-BLMT Landline 722 active
650-507 T-MOBILE USA, INC. PALO ALTO Wireless 722 active
650-508 PACIFIC BELL SNCRL-BLMT Landline 722 active
650-509 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA PALO ALTO Wireless 722 active
650-510 Landline active
650-512 NEW CINGULAR WIRELESS PCS, LLC PALO ALTO Wireless 722 active
650-513 PACIFIC BELL SAN MATEO Landline 722 active
650-514 LEVEL 3 COMMUNICATIONS, LLC - CA SAN MATEO Landline 722 active
650-515 LEVEL 3 COMMUNICATIONS, LLC - CA SSNFRNCSCO Landline 722 active
650-516 U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS PACIFICA VoIP 722 active
650-517 U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS SNCRL-BLMT VoIP 722 active
650-518 METROPCS, INC. LOS ALTOS Wireless 722 active
650-519 NEW CINGULAR WIRELESS PCS, LLC PALO ALTO Wireless 722 active
650-520 T-MOBILE USA, INC. SAN MATEO Wireless 722 active
650-521 COMCAST IP PHONE, LLC PALO ALTO VoIP 722 active
650-522 PACIFIC BELL SAN MATEO Landline 722 active
650-523 ONVOY, LLC - CA SAN MATEO Landline 722 active
650-524 PACIFIC BELL SAN MATEO Landline 722 active
650-525 PACIFIC BELL SAN MATEO Landline 722 active
650-526 PACIFIC BELL MT VIEW Landline 722 active
650-527 PACIFIC BELL MT VIEW Landline 722 active
650-528 PACIFIC BELL MT VIEW Landline 722 active
650-529 PACIFIC BELL WOODSIDE Landline 722 active
650-530 TELEPORT COMMUNICATIONS AMERICA, LLC - CA WOODSIDE Landline 722 active
650-531 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA PALO ALTO Wireless 722 active
650-532 U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS SAN MATEO VoIP 722 active
650-533 METROPCS, INC. SAN MATEO Wireless 722 active
650-534 MCIMETRO ACCESS TRANSMISSION SERVICES LLC SSNFRNCSCO Landline 722 active
650-535 U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS MOSS BEACH VoIP 722 active
650-536 TELNYX LLC SNFC JUNPR VoIP 722 active
650-537 T-MOBILE USA, INC. MT VIEW Wireless 722 active
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650-669 METROPCS, INC. MT VIEW Wireless 722 active
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650-742 PACIFIC BELL SSNFRNCSCO Landline 722 active
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650-941 PACIFIC BELL LOS ALTOS Landline 722 active
650-942 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA MILLBRAE Wireless 722 active
650-943 PACIFIC BELL MT VIEW Landline 722 active
650-944 PACIFIC BELL MT VIEW Landline 722 active
650-945 Landline active
650-946 COMCAST IP PHONE, LLC LOS ALTOS VoIP 722 active
650-947 PACIFIC BELL LOS ALTOS Landline 722 active
650-948 PACIFIC BELL LOS ALTOS Landline 722 active
650-949 PACIFIC BELL LOS ALTOS Landline 722 active
650-951 Landline active
650-952 PACIFIC BELL SSNFRNCSCO Landline 722 active
650-953 Landline active
650-954 T-MOBILE USA, INC. SAN MATEO Wireless 722 active
650-955 FRACTEL, LLC HALFMOONBY VoIP 722 active
650-956 Landline active
650-957 Landline active
650-960 PACIFIC BELL MT VIEW Landline 722 active
650-961 PACIFIC BELL MT VIEW Landline 722 active
650-962 PACIFIC BELL MT VIEW Landline 722 active
650-963 ONVOY, LLC - CA MT VIEW Landline 722 active
650-964 PACIFIC BELL MT VIEW Landline 722 active
650-965 PACIFIC BELL MT VIEW Landline 722 active
650-966 PACIFIC BELL MT VIEW Landline 722 active
650-967 PACIFIC BELL MT VIEW Landline 722 active
650-968 PACIFIC BELL MT VIEW Landline 722 active
650-969 PACIFIC BELL MT VIEW Landline 722 active
650-970 Landline active
650-971 Landline active
650-972 Landline active
650-973 Landline active
650-974 Landline active
650-975 Landline active
650-977 FRACTEL, LLC PACIFICA VoIP 722 active
650-978 Landline active
650-979 Landline active
650-980 MCIMETRO ACCESS TRANSMISSION SERVICES LLC REDWOOD CY Landline 722 active
650-981 Landline active
650-982 Landline active
650-983 Landline active
650-984 ONVOY, LLC - CA PACIFICA Landline 722 active
650-985 PACIFIC BELL SNFC JUNPR Landline 722 active
650-986 Landline active
650-987 Landline active
650-988 PACIFIC BELL MT VIEW Landline 722 active
650-989 LEVEL 3 COMMUNICATIONS, LLC - CA SSNFRNCSCO Landline 722 active
650-990 Landline active
650-991 PACIFIC BELL SNFC JUNPR Landline 722 active
650-992 PACIFIC BELL SNFC JUNPR Landline 722 active
650-993 PACIFIC BELL SNFC JUNPR Landline 722 active
650-994 PACIFIC BELL SNFC JUNPR Landline 722 active
650-995 PACIFIC BELL REDWOOD CY Landline 722 active
650-996 NEW CINGULAR WIRELESS PCS, LLC MT VIEW Wireless 722 active
650-997 PACIFIC BELL SNFC JUNPR Landline 722 active
650-998 Landline active
650-999 ONVOY, LLC - CA PALO ALTO Landline 722 active

Area code 650 shares its geographic region with the following overlay area codes:

415 628