Local Calling Guide
Area code/prefix search
NPA: 831
[Rate centres in NPA 831]
[Dial plan for NPA 831]
<< 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 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 831-741
| 9 |
Castroville |
CA |
SLNSCABIXMD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
736 |
|
2018-11-10 |
|
| 831-744
| A |
Gonzales |
CA |
SLNSCA01XEY |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
736 |
|
|
|
| 831-744
| 0 |
Gonzales |
CA |
SLNSCA01XEY |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
736 |
|
2023-05-11 |
|
| 831-744
| 1 |
Gonzales |
CA |
SLNSCABIXMD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
736 |
|
2017-08-28 |
|
| 831-744
| 2 |
Gonzales |
CA |
SLNSCA01XEY |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
736 |
|
2022-08-15 |
|
| 831-744
| 3 |
Gonzales |
CA |
SLNSCA01XEY |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
736 |
|
2014-09-10 |
|
| 831-744
| 4 |
Gonzales |
CA |
SLNSCA01XGX |
9262 UTILITY TELECOM GROUP, LLC - CA |
736 |
|
2006-06-14 |
|
| 831-744
| 5 |
Gonzales |
CA |
SLNSCA01XEY |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
736 |
|
2014-10-26 |
|
| 831-744
| 6 |
Gonzales |
CA |
SLNSCABIXMD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
736 |
|
2018-02-12 |
|
| 831-744
| 7 |
Gonzales |
CA |
SLNSCA01X9Y |
649C ONVOY, LLC - CA |
736 |
|
2019-07-26 |
|
| 831-744
| 8 |
Gonzales |
CA |
MTRYCAPMDS0 |
373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA |
736 |
|
2016-03-05 |
|
| 831-744
| 9 |
Gonzales |
CA |
SLNSCA01XEY |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
736 |
|
2019-08-08 |
|
| 831-747
| A |
Monterey |
CA |
SLNSCA01X5Y |
516C AT&T CORP. |
736 |
|
|
|
| 831-747
| 0 |
Monterey |
CA |
SLNSCA01XEY |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
736 |
|
2010-03-05 |
|
| 831-747
| 1 |
Monterey |
CA |
SLNSCA01X5Y |
516C AT&T CORP. |
736 |
|
2005-05-21 |
|
| 831-747
| 2 |
Monterey |
CA |
SLNSCA01X5Y |
516C AT&T CORP. |
736 |
|
2014-05-13 |
|
| 831-747
| 3 |
Monterey |
CA |
SLNSCA01X9Y |
649C ONVOY, LLC - CA |
736 |
|
2023-01-14 |
|
| 831-747
| 4 |
Monterey |
CA |
SLNSCA01XEY |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
736 |
|
2005-07-14 |
|
| 831-747
| 5 |
Monterey |
CA |
SLNSCA01X8Y |
5562 METROPCS, INC. |
736 |
|
2008-12-21 |
|
| 831-747
| 6 |
Monterey |
CA |
SLNSCA01X9Y |
649C ONVOY, LLC - CA |
736 |
|
2024-02-22 |
|
| 831-747
| 7 |
Monterey |
CA |
SLNSCA01XEY |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
736 |
|
2005-07-14 |
|
| 831-747
| 8 |
Monterey |
CA |
SLNSCA01X9Y |
649C ONVOY, LLC - CA |
736 |
|
2023-01-14 |
|
| 831-747
| 9 |
Monterey |
CA |
SLNSCA01XEY |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
736 |
|
2023-09-10 |
|
| 831-750
| A |
Watsonville |
CA |
OKLECAZV1MD |
6529 T-MOBILE USA, INC. |
722 |
|
|
|
| 831-750
| 0 |
Watsonville |
CA |
OKLECAZV1MD |
6529 T-MOBILE USA, INC. |
722 |
|
|
|
| 831-750
| 1 |
Watsonville |
CA |
SNFCCAMKDS3 |
649C ONVOY, LLC - CA |
722 |
|
2015-04-30 |
|
| 831-750
| 2 |
Watsonville |
CA |
OKLECAZV1MD |
6529 T-MOBILE USA, INC. |
722 |
|
|
|
| 831-750
| 3 |
Watsonville |
CA |
SNFCCA21XUY |
981E BANDWIDTH.COM CLEC, LLC - CA |
722 |
|
2015-07-17 |
|
| 831-750
| 4 |
Watsonville |
CA |
OKLECAZV1MD |
6529 T-MOBILE USA, INC. |
722 |
|
|
|
| 831-750
| 5 |
Watsonville |
CA |
OKLECAZV1MD |
6529 T-MOBILE USA, INC. |
722 |
|
|
|
| 831-750
| 6 |
Watsonville |
CA |
OKLECAZV1MD |
5562 METROPCS, INC. |
722 |
|
|
|
| 831-750
| 7 |
Watsonville |
CA |
OKLECAZV1MD |
6529 T-MOBILE USA, INC. |
722 |
|
|
|
| 831-750
| 8 |
Watsonville |
CA |
OKLECAZV1MD |
6529 T-MOBILE USA, INC. |
722 |
|
|
|
| 831-750
| 9 |
Watsonville |
CA |
OKLECAZV1MD |
6529 T-MOBILE USA, INC. |
722 |
|
|
|
| 831-751
| A |
Salinas |
CA |
SLNSCA01DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-753
| A |
Salinas |
CA |
SLNSCA01DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-754
| A |
Salinas |
CA |
SLNSCA01DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-755
| A |
Salinas |
CA |
SLNSCA01DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-756
| A |
Salinas |
CA |
SLNSCA01XGX |
9262 UTILITY TELECOM GROUP, LLC - CA |
736 |
|
|
|
| 831-756
| 0 |
Salinas |
CA |
SLNSCA01X8Y |
5562 METROPCS, INC. |
736 |
|
2009-10-20 |
|
| 831-756
| 1 |
Salinas |
CA |
SLNSCA01X8Y |
5562 METROPCS, INC. |
736 |
|
2007-12-19 |
|
| 831-756
| 2 |
Salinas |
CA |
SLNSCA01X8Y |
5562 METROPCS, INC. |
736 |
|
2009-07-10 |
|
| 831-756
| 3 |
Salinas |
CA |
SLNSCA01X8Y |
5562 METROPCS, INC. |
736 |
|
2009-08-17 |
|
| 831-756
| 4 |
Salinas |
CA |
SLNSCA01X8Y |
5562 METROPCS, INC. |
736 |
|
2010-07-04 |
|
| 831-756
| 5 |
Salinas |
CA |
SLNSCA01X8Y |
5562 METROPCS, INC. |
736 |
|
2009-05-11 |
|
| 831-756
| 6 |
Salinas |
CA |
SLNSCA01X8Y |
5562 METROPCS, INC. |
736 |
|
2012-10-07 |
|
| 831-756
| 7 |
Salinas |
CA |
SLNSCA01XGX |
9262 UTILITY TELECOM GROUP, LLC - CA |
736 |
|
2005-11-06 |
|
| 831-756
| 8 |
Salinas |
CA |
SLNSCA01X8Y |
5562 METROPCS, INC. |
736 |
|
2012-10-07 |
|
| 831-756
| 9 |
Salinas |
CA |
SLNSCA01X8Y |
5562 METROPCS, INC. |
736 |
|
2012-10-07 |
|
| 831-757
| A |
Salinas |
CA |
SLNSCA01DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
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Last updated: Tue, 16 Jun 2026 00:09:45 UTC
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