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 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 925-578
| 7 |
East Contra Costa |
CA |
SNJUCACL9MD |
516J TON80 COMMUNICATIONS, LLC |
722 |
|
2021-01-02 |
|
| 925-578
| 8 |
East Contra Costa |
CA |
SNFCCAMKDS3 |
649C ONVOY, LLC - CA |
722 |
|
2021-07-30 |
|
| 925-578
| 9 |
East Contra Costa |
CA |
SNFCCAMKDS3 |
649C ONVOY, LLC - CA |
722 |
|
2021-07-30 |
|
| 925-579
| A |
Livermore |
CA |
HYWRCA115MD |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
722 |
|
|
|
| 925-579
| 0 |
Livermore |
CA |
HYWRCA115MD |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
722 |
|
|
|
| 925-579
| 1 |
Livermore |
CA |
SNFCCA21XUY |
981E BANDWIDTH.COM CLEC, LLC - CA |
722 |
|
2014-03-29 |
|
| 925-579
| 2 |
Livermore |
CA |
OKLDCA03XOY |
318J COMCAST IP PHONE, LLC |
722 |
|
2013-09-18 |
|
| 925-579
| 3 |
Livermore |
CA |
SNFCCA21XUY |
981E BANDWIDTH.COM CLEC, LLC - CA |
722 |
|
2014-03-29 |
|
| 925-579
| 4 |
Livermore |
CA |
CNCRCADOCM5 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
722 |
|
2010-08-07 |
|
| 925-579
| 5 |
Livermore |
CA |
HYWRCA115MD |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
722 |
|
|
|
| 925-579
| 6 |
Livermore |
CA |
HYWRCA115MD |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
722 |
|
|
|
| 925-579
| 7 |
Livermore |
CA |
HYWRCA115MD |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
722 |
|
|
|
| 925-579
| 9 |
Livermore |
CA |
HYWRCA115MD |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
722 |
|
|
|
| 925-580
| A |
Pleasanton |
CA |
OKLECAZV1MD |
6529 T-MOBILE USA, INC. |
722 |
|
|
|
| 925-580
| 0 |
Pleasanton |
CA |
OKLECAZV1MD |
6529 T-MOBILE USA, INC. |
722 |
|
|
|
| 925-580
| 1 |
Pleasanton |
CA |
OKLECAZV1MD |
6529 T-MOBILE USA, INC. |
722 |
|
|
|
| 925-580
| 2 |
Pleasanton |
CA |
OKLECAZV1MD |
6529 T-MOBILE USA, INC. |
722 |
|
|
|
| 925-580
| 4 |
Pleasanton |
CA |
OKLECAZV1MD |
6529 T-MOBILE USA, INC. |
722 |
|
|
|
| 925-580
| 5 |
Pleasanton |
CA |
OKLECAZV1MD |
6529 T-MOBILE USA, INC. |
722 |
|
|
|
| 925-580
| 6 |
Pleasanton |
CA |
OKLECAZV1MD |
5562 METROPCS, INC. |
722 |
|
|
|
| 925-580
| 7 |
Pleasanton |
CA |
OKLECAZV1MD |
6529 T-MOBILE USA, INC. |
722 |
|
|
|
| 925-580
| 8 |
Pleasanton |
CA |
OKLECAZV1MD |
6529 T-MOBILE USA, INC. |
722 |
|
|
|
| 925-580
| 9 |
Pleasanton |
CA |
OKLECAZV1MD |
6529 T-MOBILE USA, INC. |
722 |
|
|
|
| 925-583
| A |
Livermore |
CA |
SNJSCAYB0MD |
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
722 |
|
|
|
| 925-583
| 0 |
Livermore |
CA |
SNJSCAYB0MD |
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
722 |
|
|
|
| 925-583
| 1 |
Livermore |
CA |
SNJSCAYB0MD |
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
722 |
|
|
|
| 925-583
| 2 |
Livermore |
CA |
SNJSCAYB0MD |
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
722 |
|
|
|
| 925-583
| 3 |
Livermore |
CA |
SNJSCAYB0MD |
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
722 |
|
|
|
| 925-583
| 4 |
Livermore |
CA |
CNCRCADOCM5 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
722 |
|
2014-07-31 |
|
| 925-583
| 5 |
Livermore |
CA |
SNFCCA01XGX |
516C AT&T CORP. |
722 |
|
2007-02-19 |
|
| 925-583
| 6 |
Livermore |
CA |
SNFCCASY5MD |
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
722 |
|
2013-11-04 |
|
| 925-583
| 7 |
Livermore |
CA |
SNVACAHZ0MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
722 |
|
2013-06-24 |
|
| 925-583
| 8 |
Livermore |
CA |
SNJSCAYB0MD |
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
722 |
|
|
|
| 925-583
| 9 |
Livermore |
CA |
SNJSCAYB0MD |
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
722 |
|
|
|
| 925-584
| A |
Antioch |
CA |
OKLECAZV1MD |
6529 T-MOBILE USA, INC. |
722 |
|
|
|
| 925-584
| 0 |
Antioch |
CA |
OKLECAZV1MD |
6529 T-MOBILE USA, INC. |
722 |
|
|
|
| 925-584
| 1 |
Antioch |
CA |
OKLECAZV1MD |
6529 T-MOBILE USA, INC. |
722 |
|
|
|
| 925-584
| 2 |
Antioch |
CA |
OKLECAZV1MD |
6529 T-MOBILE USA, INC. |
722 |
|
|
|
| 925-584
| 3 |
Antioch |
CA |
|
515J IP HORIZON LLC |
722 |
|
2016-09-15 |
|
| 925-584
| 4 |
Antioch |
CA |
CNCRCADOCM5 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
722 |
|
|
|
| 925-584
| 5 |
Antioch |
CA |
OKLECAZV1MD |
6529 T-MOBILE USA, INC. |
722 |
|
|
|
| 925-584
| 6 |
Antioch |
CA |
OKLECAZV1MD |
6529 T-MOBILE USA, INC. |
722 |
|
|
|
| 925-584
| 7 |
Antioch |
CA |
OKLECAZV1MD |
6529 T-MOBILE USA, INC. |
722 |
|
|
|
| 925-584
| 8 |
Antioch |
CA |
OKLECAZV1MD |
6529 T-MOBILE USA, INC. |
722 |
|
|
|
| 925-584
| 9 |
Antioch |
CA |
CNCRCADOCM5 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
722 |
|
|
|
| 925-586
| A |
Concord |
CA |
HYWRCAMCDMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
722 |
|
|
|
| 925-587
| A |
Dublin-San Ramon |
CA |
SNJSCAYB0MD |
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
722 |
|
|
|
| 925-587
| 0 |
Dublin-San Ramon |
CA |
HYWRCAMCDMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
722 |
|
2025-08-24 |
|
| 925-587
| 1 |
Dublin-San Ramon |
CA |
OKLDCA03XOY |
318J COMCAST IP PHONE, LLC |
722 |
|
2014-07-14 |
|
| 925-587
| 2 |
Dublin-San Ramon |
CA |
OKLDCA03XOY |
318J COMCAST IP PHONE, LLC |
722 |
|
2020-02-21 |
|
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Last updated: Sat, 02 May 2026 12:20:53 UTC
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