Local Calling Guide
Area code/prefix search
NPA: 650
[Rate centres in NPA 650]
[Dial plan for NPA 650]
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| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 650-551
| 6 |
San Carlos-Belmont |
CA |
SNCRCA11DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 650-551
| 7 |
San Carlos-Belmont |
CA |
SNCRCA11DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 650-551
| 8 |
San Carlos-Belmont |
CA |
SNCRCA11DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 650-551
| 9 |
San Carlos-Belmont |
CA |
SNFCCAMKDS3 |
649C ONVOY, LLC - CA |
722 |
|
2021-11-16 |
|
| 650-552
| A |
Millbrae |
CA |
MLBRCA11DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 650-552
| 0 |
Millbrae |
CA |
MLBRCA11DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 650-552
| 1 |
Millbrae |
CA |
MLBRCA11DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 650-552
| 2 |
Millbrae |
CA |
MLBRCA11DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 650-552
| 3 |
Millbrae |
CA |
|
145J TERRA NOVA TELECOM INC. |
722 |
|
2021-01-06 |
|
| 650-552
| 4 |
Millbrae |
CA |
SNFCCAMKDS3 |
649C ONVOY, LLC - CA |
722 |
|
2021-10-29 |
|
| 650-552
| 5 |
Millbrae |
CA |
MLBRCA11DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 650-552
| 6 |
Millbrae |
CA |
SNVACAHZ0MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
722 |
|
2015-02-02 |
|
| 650-552
| 7 |
Millbrae |
CA |
SNJUCACLDS1 |
373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA |
722 |
|
2010-05-29 |
|
| 650-552
| 8 |
Millbrae |
CA |
SNFCCAMKX1X |
9262 UTILITY TELECOM GROUP, LLC - CA |
722 |
|
2009-03-15 |
|
| 650-552
| 9 |
Millbrae |
CA |
MLBRCA11DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 650-553
| A |
South San Francisco |
CA |
SNBUCA02DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 650-554
| A |
San Mateo |
CA |
SNMTCA11DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 650-554
| 0 |
San Mateo |
CA |
HYWRCAMCDMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
722 |
|
2011-02-10 |
|
| 650-554
| 1 |
San Mateo |
CA |
HYWRCAMCDMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
722 |
|
2011-05-07 |
|
| 650-554
| 2 |
San Mateo |
CA |
SNMTCA11DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 650-554
| 3 |
San Mateo |
CA |
SNMTCA11DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 650-554
| 4 |
San Mateo |
CA |
SNMTCA11DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 650-554
| 5 |
San Mateo |
CA |
SNMTCA11DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 650-554
| 6 |
San Mateo |
CA |
SNMTCA11DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 650-554
| 7 |
San Mateo |
CA |
SNMTCA11DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 650-554
| 8 |
San Mateo |
CA |
HYWRCAMCDMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
722 |
|
2011-05-07 |
|
| 650-554
| 9 |
San Mateo |
CA |
HYWRCAMCDMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
722 |
|
2013-02-16 |
|
| 650-556
| A |
Redwood City |
CA |
RDCYCA01DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 650-556
| 0 |
Redwood City |
CA |
RDCYCA01DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 650-556
| 1 |
Redwood City |
CA |
RDCYCA01DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 650-556
| 2 |
Redwood City |
CA |
RDCYCA01DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 650-556
| 3 |
Redwood City |
CA |
SNTDCAUJCM9 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
722 |
|
2010-07-10 |
|
| 650-556
| 4 |
Redwood City |
CA |
SNTDCAUJCM9 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
722 |
|
2010-07-10 |
|
| 650-556
| 5 |
Redwood City |
CA |
SNTDCAUJCM9 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
722 |
|
2011-04-05 |
|
| 650-556
| 6 |
Redwood City |
CA |
SNTDCAUJCM9 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
722 |
|
2011-04-05 |
|
| 650-556
| 7 |
Redwood City |
CA |
RDCYCA01DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 650-556
| 8 |
Redwood City |
CA |
RDCYCA01DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 650-556
| 9 |
Redwood City |
CA |
RDCYCA01DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 650-557
| A |
Pacifica |
CA |
PCFCCA11DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 650-557
| 0 |
Pacifica |
CA |
PCFCCA11DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 650-557
| 1 |
Pacifica |
CA |
PCFCCA11DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 650-557
| 2 |
Pacifica |
CA |
SNFCCASY5MD |
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
722 |
|
2005-01-30 |
|
| 650-557
| 3 |
Pacifica |
CA |
SNFCCA21XUY |
981E BANDWIDTH.COM CLEC, LLC - CA |
722 |
|
2010-09-09 |
|
| 650-557
| 4 |
Pacifica |
CA |
SNFCCASY5MD |
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
722 |
|
2003-08-26 |
|
| 650-557
| 5 |
Pacifica |
CA |
SNVACAHZ0MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
722 |
|
2015-02-02 |
|
| 650-557
| 6 |
Pacifica |
CA |
OKLECAZV1MD |
6529 T-MOBILE USA, INC. |
722 |
|
2008-02-04 |
|
| 650-557
| 7 |
Pacifica |
CA |
SNFCCAMKX1X |
9262 UTILITY TELECOM GROUP, LLC - CA |
722 |
|
2006-06-14 |
|
| 650-557
| 8 |
Pacifica |
CA |
OKLECAZV1MD |
6529 T-MOBILE USA, INC. |
722 |
|
2007-04-12 |
|
| 650-557
| 9 |
Pacifica |
CA |
PCFCCA11DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 650-558
| A |
San Mateo |
CA |
BRLNCA01DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
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Last updated: Wed, 04 Mar 2026 03:00:52 UTC
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