Local Calling Guide
Area code/prefix search
NPA: 925
[Rate centres in NPA 925]
[Dial plan for NPA 925]
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 925-302
| 6 |
Bishop Ranch |
CA |
SNFCCA21XUY |
981E BANDWIDTH.COM CLEC, LLC - CA |
722 |
|
2011-06-03 |
|
| 925-302
| 7 |
Bishop Ranch |
CA |
SNJSCAYB0MD |
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
722 |
|
2007-03-26 |
|
| 925-302
| 8 |
Bishop Ranch |
CA |
HYWRCA115MD |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
722 |
|
2011-06-17 |
|
| 925-302
| 9 |
Bishop Ranch |
CA |
SNFCCA21XUY |
981E BANDWIDTH.COM CLEC, LLC - CA |
722 |
|
2010-02-26 |
|
| 925-303
| A |
Antioch |
CA |
EMVLCA04AMD |
7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA |
722 |
|
|
|
| 925-303
| 0 |
Antioch |
CA |
HYWRCAMCDMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
722 |
|
2007-07-23 |
|
| 925-303
| 1 |
Antioch |
CA |
EMVLCA04AMD |
7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA |
722 |
|
|
|
| 925-303
| 2 |
Antioch |
CA |
OKLDCA03XOY |
394L COMCAST PHONE OF CALIFORNIA, LLC |
722 |
|
2007-07-21 |
|
| 925-303
| 3 |
Antioch |
CA |
OKLECAZV1MD |
6529 T-MOBILE USA, INC. |
722 |
|
2007-03-24 |
|
| 925-303
| 4 |
Antioch |
CA |
SNFCCASY5MD |
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
722 |
|
2005-04-25 |
|
| 925-303
| 5 |
Antioch |
CA |
CNCRCADOCM5 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
722 |
|
2006-12-08 |
|
| 925-303
| 6 |
Antioch |
CA |
CNCRCADOCM5 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
722 |
|
2006-10-07 |
|
| 925-303
| 7 |
Antioch |
CA |
OKLECAZV1MD |
6529 T-MOBILE USA, INC. |
722 |
|
2009-01-19 |
|
| 925-303
| 8 |
Antioch |
CA |
HYWRCAMCDMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
722 |
|
2010-02-26 |
|
| 925-303
| 9 |
Antioch |
CA |
HYWRCAMCDMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
722 |
|
2009-05-02 |
|
| 925-304
| A |
Clayton |
CA |
SNFCCASY5MD |
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
722 |
|
|
|
| 925-304
| 0 |
Clayton |
CA |
|
649C ONVOY, LLC - CA |
722 |
|
2026-08-23 |
|
| 925-304
| 1 |
Clayton |
CA |
SNFCCASY5MD |
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
722 |
|
|
|
| 925-304
| 2 |
Clayton |
CA |
SNFCCA01XGX |
516C AT&T CORP. |
722 |
|
2006-06-30 |
|
| 925-304
| 3 |
Clayton |
CA |
SNFCCAMKDS3 |
649C ONVOY, LLC - CA |
722 |
|
2021-03-04 |
|
| 925-304
| 4 |
Clayton |
CA |
SNFCCASY5MD |
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
722 |
|
2004-04-10 |
|
| 925-304
| 5 |
Clayton |
CA |
EMVLCA04AMD |
7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA |
722 |
|
2005-12-12 |
|
| 925-304
| 6 |
Clayton |
CA |
SNFCCASY5MD |
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
722 |
|
2011-10-24 |
|
| 925-304
| 7 |
Clayton |
CA |
HYWRCA115MD |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
722 |
|
2005-06-13 |
|
| 925-304
| 8 |
Clayton |
CA |
SNFCCAMKDS3 |
649C ONVOY, LLC - CA |
722 |
|
2005-06-13 |
|
| 925-304
| 9 |
Clayton |
CA |
SNFCCAMKDS3 |
649C ONVOY, LLC - CA |
722 |
|
2005-06-13 |
|
| 925-305
| A |
Concord |
CA |
EMVLCA04AMD |
7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA |
722 |
|
|
|
| 925-305
| 0 |
Concord |
CA |
OKLECAZV1MD |
5562 METROPCS, INC. |
722 |
|
2006-01-17 |
|
| 925-305
| 1 |
Concord |
CA |
OKLECAZV1MD |
5562 METROPCS, INC. |
722 |
|
2006-12-05 |
|
| 925-305
| 2 |
Concord |
CA |
EMVLCA04AMD |
7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA |
722 |
|
|
|
| 925-305
| 3 |
Concord |
CA |
OKLECAZV1MD |
5562 METROPCS, INC. |
722 |
|
2006-11-05 |
|
| 925-305
| 4 |
Concord |
CA |
OKLECAZV1MD |
5562 METROPCS, INC. |
722 |
|
2005-11-11 |
|
| 925-305
| 5 |
Concord |
CA |
OKLECAZV1MD |
5562 METROPCS, INC. |
722 |
|
2004-11-30 |
|
| 925-305
| 6 |
Concord |
CA |
OKLECAZV1MD |
5562 METROPCS, INC. |
722 |
|
2004-11-02 |
|
| 925-305
| 7 |
Concord |
CA |
OKLECAZV1MD |
5562 METROPCS, INC. |
722 |
|
2004-01-03 |
|
| 925-305
| 8 |
Concord |
CA |
OKLECAZV1MD |
5562 METROPCS, INC. |
722 |
|
2003-01-28 |
|
| 925-305
| 9 |
Concord |
CA |
OKLECAZV1MD |
5562 METROPCS, INC. |
722 |
|
2003-11-22 |
|
| 925-306
| A |
East Contra Costa |
CA |
SNRTCAHFDS0 |
433E SONIC TELECOM, LLC - CA |
722 |
|
|
|
| 925-306
| 0 |
East Contra Costa |
CA |
SNRTCAHFDS0 |
433E SONIC TELECOM, LLC - CA |
722 |
|
2017-03-06 |
|
| 925-306
| 1 |
East Contra Costa |
CA |
SNFCCAMKDS3 |
649C ONVOY, LLC - CA |
722 |
|
2017-06-18 |
|
| 925-306
| 2 |
East Contra Costa |
CA |
CNCRCADOCM5 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
722 |
|
2017-09-09 |
|
| 925-306
| 3 |
East Contra Costa |
CA |
FRMTCAJYDS0 |
707H INTEGRATED PATH COMMUNICATIONS, LLC - CA |
722 |
|
2018-07-13 |
|
| 925-306
| 4 |
East Contra Costa |
CA |
SNFCCA21XUY |
981E BANDWIDTH.COM CLEC, LLC - CA |
722 |
|
2020-07-19 |
|
| 925-306
| 5 |
East Contra Costa |
CA |
CNCRCADOCM5 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
722 |
|
2020-04-04 |
|
| 925-306
| 6 |
East Contra Costa |
CA |
SNRTCAHFDS0 |
433E SONIC TELECOM, LLC - CA |
722 |
|
2019-06-08 |
|
| 925-306
| 7 |
East Contra Costa |
CA |
CNCRCADOCM5 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
722 |
|
2019-11-17 |
|
| 925-306
| 8 |
East Contra Costa |
CA |
SNJUCACL3MD |
073H TELNYX LLC |
722 |
|
2017-06-12 |
|
| 925-306
| 9 |
East Contra Costa |
CA |
CNCRCADOCM5 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
722 |
|
2018-07-19 |
|
| 925-307
| A |
Dublin-San Ramon |
CA |
EMVLCA04AMD |
7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA |
722 |
|
|
|
| 925-307
| 0 |
Dublin-San Ramon |
CA |
HYWRCAMCDMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
722 |
|
2017-06-26 |
|
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Last updated: Sat, 10 Oct 2026 15:24:20 UTC
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