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 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 925-680
| A |
Concord |
CA |
CNCRCA01DS1 |
9740 PACIFIC BELL |
722 |
|
|
|
| 925-681
| A |
Concord |
CA |
CNCRCA01DS1 |
9740 PACIFIC BELL |
722 |
|
|
|
| 925-681
| 0 |
Concord |
CA |
|
9740 PACIFIC BELL |
722 |
|
|
|
| 925-681
| 1 |
Concord |
CA |
|
9740 PACIFIC BELL |
722 |
|
|
|
| 925-681
| 2 |
Concord |
CA |
|
9740 PACIFIC BELL |
722 |
|
|
|
| 925-681
| 3 |
Concord |
CA |
|
9740 PACIFIC BELL |
722 |
|
|
|
| 925-681
| 4 |
Concord |
CA |
|
9740 PACIFIC BELL |
722 |
|
|
|
| 925-681
| 5 |
Concord |
CA |
|
9740 PACIFIC BELL |
722 |
|
|
|
| 925-681
| 6 |
Concord |
CA |
|
9740 PACIFIC BELL |
722 |
|
|
|
| 925-681
| 7 |
Concord |
CA |
|
9740 PACIFIC BELL |
722 |
|
|
|
| 925-681
| 8 |
Concord |
CA |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
722 |
|
2009-09-17 |
|
| 925-681
| 9 |
Concord |
CA |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
722 |
|
2009-09-17 |
|
| 925-682
| A |
Concord |
CA |
CNCRCA01DS1 |
9740 PACIFIC BELL |
722 |
|
|
|
| 925-683
| A |
Danville |
CA |
CNCRCADOCM5 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
722 |
|
|
|
| 925-684
| A |
East Contra Costa |
CA |
BTISCA11RS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 925-684
| 0 |
East Contra Costa |
CA |
|
9740 PACIFIC BELL |
722 |
|
|
|
| 925-684
| 1 |
East Contra Costa |
CA |
|
9740 PACIFIC BELL |
722 |
|
|
|
| 925-684
| 2 |
East Contra Costa |
CA |
|
9740 PACIFIC BELL |
722 |
|
|
|
| 925-684
| 3 |
East Contra Costa |
CA |
|
9740 PACIFIC BELL |
722 |
|
|
|
| 925-684
| 4 |
East Contra Costa |
CA |
|
318J COMCAST IP PHONE, LLC |
722 |
|
2007-05-03 |
|
| 925-684
| 5 |
East Contra Costa |
CA |
|
9262 UTILITY TELECOM GROUP, LLC - CA |
722 |
|
2006-05-22 |
|
| 925-684
| 6 |
East Contra Costa |
CA |
|
649C ONVOY, LLC - CA |
722 |
|
2013-03-29 |
|
| 925-684
| 7 |
East Contra Costa |
CA |
|
318J COMCAST IP PHONE, LLC |
722 |
|
2010-05-10 |
|
| 925-684
| 8 |
East Contra Costa |
CA |
|
649C ONVOY, LLC - CA |
722 |
|
2016-03-11 |
|
| 925-684
| 9 |
East Contra Costa |
CA |
|
9740 PACIFIC BELL |
722 |
|
|
|
| 925-685
| A |
Concord |
CA |
CNCRCA01DS1 |
9740 PACIFIC BELL |
722 |
|
|
|
| 925-686
| A |
Concord |
CA |
CNCRCA01DS1 |
9740 PACIFIC BELL |
722 |
|
|
|
| 925-687
| A |
Concord |
CA |
CNCRCA01DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 925-688
| A |
Concord |
CA |
CNCRCA01DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 925-688
| 0 |
Concord |
CA |
|
9740 PACIFIC BELL |
722 |
|
|
|
| 925-688
| 1 |
Concord |
CA |
|
9740 PACIFIC BELL |
722 |
|
|
|
| 925-688
| 2 |
Concord |
CA |
|
9740 PACIFIC BELL |
722 |
|
|
|
| 925-688
| 3 |
Concord |
CA |
|
9740 PACIFIC BELL |
722 |
|
|
|
| 925-688
| 4 |
Concord |
CA |
|
9740 PACIFIC BELL |
722 |
|
|
|
| 925-688
| 5 |
Concord |
CA |
|
9740 PACIFIC BELL |
722 |
|
|
|
| 925-688
| 6 |
Concord |
CA |
|
9262 UTILITY TELECOM GROUP, LLC - CA |
722 |
|
|
|
| 925-688
| 7 |
Concord |
CA |
|
9740 PACIFIC BELL |
722 |
|
|
|
| 925-688
| 8 |
Concord |
CA |
|
9740 PACIFIC BELL |
722 |
|
|
|
| 925-688
| 9 |
Concord |
CA |
|
9740 PACIFIC BELL |
722 |
|
|
|
| 925-689
| A |
Concord |
CA |
CNCRCA01DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 925-690
| A |
Clayton |
CA |
HYWRCA115MD |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
722 |
|
|
|
| 925-690
| 0 |
Clayton |
CA |
|
649C ONVOY, LLC - CA |
722 |
|
2023-10-29 |
|
| 925-690
| 1 |
Clayton |
CA |
|
649C ONVOY, LLC - CA |
722 |
|
2014-09-06 |
|
| 925-690
| 2 |
Clayton |
CA |
|
649C ONVOY, LLC - CA |
722 |
|
2016-03-18 |
|
| 925-690
| 3 |
Clayton |
CA |
|
649C ONVOY, LLC - CA |
722 |
|
2016-03-18 |
|
| 925-690
| 4 |
Clayton |
CA |
|
7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA |
722 |
|
2016-07-07 |
|
| 925-690
| 5 |
Clayton |
CA |
|
981E BANDWIDTH.COM CLEC, LLC - CA |
722 |
|
2016-09-11 |
|
| 925-690
| 6 |
Clayton |
CA |
|
7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA |
722 |
|
2017-05-05 |
|
| 925-690
| 7 |
Clayton |
CA |
|
6529 T-MOBILE USA, INC. |
722 |
|
2013-05-05 |
|
| 925-690
| 8 |
Clayton |
CA |
|
624H ONVOY SPECTRUM, LLC |
722 |
|
2023-12-16 |
|
| 925-690
| 9 |
Clayton |
CA |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
722 |
|
|
|
| 925-691
| A |
Concord |
CA |
CNCRCA01DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 925-692
| A |
Concord |
CA |
CNCRCA01DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 925-693
| A |
Clayton |
CA |
OKLDCA03DS5 |
7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA |
722 |
|
|
|
| 925-693
| 0 |
Clayton |
CA |
|
318J COMCAST IP PHONE, LLC |
722 |
|
|
|
| 925-693
| 1 |
Clayton |
CA |
|
515J IP HORIZON LLC |
722 |
|
2016-09-15 |
|
| 925-693
| 2 |
Clayton |
CA |
|
321J HD CARRIER LLC |
722 |
|
2016-10-20 |
|
| 925-693
| 3 |
Clayton |
CA |
|
829J PAETEC ITEL, LLC |
722 |
|
2026-01-04 |
|
| 925-693
| 4 |
Clayton |
CA |
|
321J HD CARRIER LLC |
722 |
|
2016-10-20 |
|
| 925-693
| 5 |
Clayton |
CA |
|
321J HD CARRIER LLC |
722 |
|
2016-10-20 |
|
| 925-693
| 6 |
Clayton |
CA |
|
321J HD CARRIER LLC |
722 |
|
2016-10-20 |
|
| 925-693
| 7 |
Clayton |
CA |
|
649C ONVOY, LLC - CA |
722 |
|
2013-11-29 |
|
| 925-693
| 8 |
Clayton |
CA |
|
649C ONVOY, LLC - CA |
722 |
|
2013-11-29 |
|
| 925-693
| 9 |
Clayton |
CA |
|
7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA |
722 |
|
|
|
| 925-694
| A |
Pleasanton |
CA |
HYWRCA115MD |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
722 |
|
|
|
| 925-694
| 0 |
Pleasanton |
CA |
|
649C ONVOY, LLC - CA |
722 |
|
2016-04-23 |
|
| 925-694
| 1 |
Pleasanton |
CA |
|
649C ONVOY, LLC - CA |
722 |
|
2016-04-23 |
|
| 925-694
| 2 |
Pleasanton |
CA |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
722 |
|
2017-09-22 |
|
| 925-694
| 3 |
Pleasanton |
CA |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
722 |
|
|
|
| 925-694
| 4 |
Pleasanton |
CA |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
722 |
|
|
|
| 925-694
| 5 |
Pleasanton |
CA |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
722 |
|
|
|
| 925-694
| 6 |
Pleasanton |
CA |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
722 |
|
|
|
| 925-694
| 7 |
Pleasanton |
CA |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
722 |
|
|
|
| 925-694
| 8 |
Pleasanton |
CA |
|
197D VONAGE AMERICA LLC |
722 |
|
2020-05-29 |
|
| 925-694
| 9 |
Pleasanton |
CA |
|
707H INTEGRATED PATH COMMUNICATIONS, LLC - CA |
722 |
|
2018-07-18 |
|
| 925-695
| A |
Concord |
CA |
OKLECAZV1MD |
5562 METROPCS, INC. |
722 |
|
|
|
| 925-695
| 0 |
Concord |
CA |
|
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
722 |
|
2025-08-11 |
|
| 925-695
| 1 |
Concord |
CA |
|
981E BANDWIDTH.COM CLEC, LLC - CA |
722 |
|
2010-07-04 |
|
| 925-695
| 2 |
Concord |
CA |
|
829J PAETEC ITEL, LLC |
722 |
|
2009-05-04 |
|
| 925-695
| 3 |
Concord |
CA |
|
145J TERRA NOVA TELECOM INC. |
722 |
|
2025-08-29 |
|
| 925-695
| 4 |
Concord |
CA |
|
5562 METROPCS, INC. |
722 |
|
2006-02-06 |
|
| 925-695
| 5 |
Concord |
CA |
|
5562 METROPCS, INC. |
722 |
|
2005-01-21 |
|
| 925-695
| 6 |
Concord |
CA |
|
5562 METROPCS, INC. |
722 |
|
2005-02-28 |
|
| 925-695
| 7 |
Concord |
CA |
|
981E BANDWIDTH.COM CLEC, LLC - CA |
722 |
|
2010-04-01 |
|
| 925-695
| 8 |
Concord |
CA |
|
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
722 |
|
2025-09-05 |
|
| 925-695
| 9 |
Concord |
CA |
|
981E BANDWIDTH.COM CLEC, LLC - CA |
722 |
|
2010-07-04 |
|
| 925-698
| A |
Pittsburg |
CA |
CNCRCADOCM5 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
722 |
|
|
|
| 925-699
| A |
Pleasanton |
CA |
CNCRCADOCM5 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
722 |
|
|
|
| 925-701
| A |
Pleasanton |
CA |
SNJSCAYB0MD |
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
722 |
|
|
|
| 925-701
| 0 |
Pleasanton |
CA |
|
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
722 |
|
2025-06-20 |
|
| 925-701
| 1 |
Pleasanton |
CA |
|
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
722 |
|
2018-07-11 |
|
| 925-701
| 2 |
Pleasanton |
CA |
|
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
722 |
|
|
|
| 925-701
| 3 |
Pleasanton |
CA |
|
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
722 |
|
|
|
| 925-701
| 4 |
Pleasanton |
CA |
|
7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA |
722 |
|
2014-04-03 |
|
| 925-701
| 5 |
Pleasanton |
CA |
|
7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA |
722 |
|
2014-04-03 |
|
| 925-701
| 6 |
Pleasanton |
CA |
|
7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA |
722 |
|
2014-04-03 |
|
| 925-701
| 7 |
Pleasanton |
CA |
|
508J CENTURYLINK COMMUNICATIONS, LLC |
722 |
|
2013-06-25 |
|
| 925-701
| 8 |
Pleasanton |
CA |
|
649C ONVOY, LLC - CA |
722 |
|
2016-02-25 |
|
| 925-701
| 9 |
Pleasanton |
CA |
|
649C ONVOY, LLC - CA |
722 |
|
2016-02-25 |
|
| 925-705
| A |
Walnut Creek |
CA |
OKLECAZV1MD |
5562 METROPCS, INC. |
722 |
|
|
|
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Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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