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 |
| 831-285
| 1 |
Watsonville |
CA |
SNFCCAMKDS3 |
649C ONVOY, LLC - CA |
722 |
|
2023-08-11 |
|
| 831-285
| 2 |
Watsonville |
CA |
SNFCCAMKDS3 |
649C ONVOY, LLC - CA |
722 |
|
2023-08-11 |
|
| 831-285
| 3 |
Watsonville |
CA |
SNFCCAMKDS3 |
649C ONVOY, LLC - CA |
722 |
|
2023-08-11 |
|
| 831-285
| 4 |
Watsonville |
CA |
SNFCCAMKDS3 |
649C ONVOY, LLC - CA |
722 |
|
2023-08-11 |
|
| 831-285
| 5 |
Watsonville |
CA |
SNFCCA21XNZ |
624H ONVOY SPECTRUM, LLC |
722 |
|
2023-04-01 |
|
| 831-285
| 6 |
Watsonville |
CA |
SNFCCAMKDS3 |
649C ONVOY, LLC - CA |
722 |
|
2023-08-11 |
|
| 831-285
| 7 |
Watsonville |
CA |
SNFCCAMKDS3 |
649C ONVOY, LLC - CA |
722 |
|
2023-08-11 |
|
| 831-285
| 8 |
Watsonville |
CA |
SNFCCAMKDS3 |
649C ONVOY, LLC - CA |
722 |
|
2023-08-11 |
|
| 831-285
| 9 |
Watsonville |
CA |
SNTDCAUJCM9 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
722 |
|
2023-06-12 |
|
| 831-286
| A |
Greenfield (Monterey) |
CA |
SLNSCA01X9Y |
649C ONVOY, LLC - CA |
736 |
|
2024-05-12 |
|
| 831-286
| 0 |
Greenfield (Monterey) |
CA |
SLNSCA01X9Y |
649C ONVOY, LLC - CA |
736 |
|
2024-05-12 |
|
| 831-286
| 1 |
Greenfield (Monterey) |
CA |
SLNSCA01X9Y |
649C ONVOY, LLC - CA |
736 |
|
2024-07-27 |
|
| 831-287
| A |
Salinas |
CA |
|
981E BANDWIDTH.COM CLEC, LLC - CA |
736 |
|
2025-04-14 |
|
| 831-287
| 0 |
Salinas |
CA |
|
145J TERRA NOVA TELECOM INC. |
736 |
|
2025-02-13 |
|
| 831-287
| 1 |
Salinas |
CA |
|
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
736 |
|
2025-02-15 |
|
| 831-287
| 2 |
Salinas |
CA |
SLNSCA01XQY |
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
736 |
|
2011-09-01 |
|
| 831-287
| 3 |
Salinas |
CA |
SLNSCA01XQY |
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
736 |
|
2013-09-20 |
|
| 831-287
| 4 |
Salinas |
CA |
SLNSCA01XEY |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
736 |
|
2014-11-19 |
|
| 831-287
| 5 |
Salinas |
CA |
MTRYCA012MD |
981E BANDWIDTH.COM CLEC, LLC - CA |
736 |
|
2010-09-30 |
|
| 831-287
| 6 |
Salinas |
CA |
MTRYCA012MD |
981E BANDWIDTH.COM CLEC, LLC - CA |
736 |
|
2010-10-29 |
|
| 831-287
| 7 |
Salinas |
CA |
SLNSCA01XEY |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
736 |
|
2016-07-15 |
|
| 831-287
| 8 |
Salinas |
CA |
MTRYCA012MD |
981E BANDWIDTH.COM CLEC, LLC - CA |
736 |
|
2010-07-04 |
|
| 831-287
| 9 |
Salinas |
CA |
MTRYCA012MD |
981E BANDWIDTH.COM CLEC, LLC - CA |
736 |
|
2010-07-04 |
|
| 831-288
| A |
Watsonville |
CA |
WTVLCADV0MD |
776C CHARTER FIBERLINK CA-CCO, LLC - CA |
722 |
|
|
|
| 831-288
| 0 |
Watsonville |
CA |
WTVLCADV0MD |
776C CHARTER FIBERLINK CA-CCO, LLC - CA |
722 |
|
2009-07-26 |
|
| 831-288
| 1 |
Watsonville |
CA |
SNFCCA21XUY |
981E BANDWIDTH.COM CLEC, LLC - CA |
722 |
|
2010-04-17 |
|
| 831-288
| 2 |
Watsonville |
CA |
SNFCCA21XUY |
981E BANDWIDTH.COM CLEC, LLC - CA |
722 |
|
2011-04-01 |
|
| 831-288
| 3 |
Watsonville |
CA |
SNFCCA21XUY |
981E BANDWIDTH.COM CLEC, LLC - CA |
722 |
|
2010-08-30 |
|
| 831-288
| 4 |
Watsonville |
CA |
OKLECAZV1MD |
5562 METROPCS, INC. |
722 |
|
2010-07-26 |
|
| 831-288
| 5 |
Watsonville |
CA |
SNFCCA21XUY |
981E BANDWIDTH.COM CLEC, LLC - CA |
722 |
|
2010-09-09 |
|
| 831-288
| 6 |
Watsonville |
CA |
SNFCCASY5MD |
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
722 |
|
2010-12-16 |
|
| 831-288
| 7 |
Watsonville |
CA |
SNFCCAMKDS3 |
649C ONVOY, LLC - CA |
722 |
|
2009-12-24 |
|
| 831-288
| 8 |
Watsonville |
CA |
SNFCCA21XUY |
981E BANDWIDTH.COM CLEC, LLC - CA |
722 |
|
2011-04-17 |
|
| 831-288
| 9 |
Watsonville |
CA |
OKLECAZV1MD |
6529 T-MOBILE USA, INC. |
722 |
|
2012-07-25 |
|
| 831-289
| A |
Ben Lomond |
CA |
OKLDCA03XOY |
318J COMCAST IP PHONE, LLC |
722 |
|
|
|
| 831-289
| 0 |
Ben Lomond |
CA |
SNFCCA21XNZ |
624H ONVOY SPECTRUM, LLC |
722 |
|
2024-08-18 |
|
| 831-289
| 3 |
Ben Lomond |
CA |
OKLDCA03XOY |
318J COMCAST IP PHONE, LLC |
722 |
|
2022-11-04 |
|
| 831-290
| A |
Gonzales |
CA |
SLNSCA01XQY |
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
736 |
|
|
|
| 831-290
| 0 |
Gonzales |
CA |
MTRYCA012MD |
981E BANDWIDTH.COM CLEC, LLC - CA |
736 |
|
2010-08-29 |
|
| 831-290
| 1 |
Gonzales |
CA |
MTRYCA012MD |
981E BANDWIDTH.COM CLEC, LLC - CA |
736 |
|
2014-11-14 |
|
| 831-290
| 3 |
Gonzales |
CA |
MTRYCA012MD |
981E BANDWIDTH.COM CLEC, LLC - CA |
736 |
|
2013-09-07 |
|
| 831-290
| 4 |
Gonzales |
CA |
MTRYCAPM0MD |
073H TELNYX LLC |
736 |
|
2017-03-27 |
|
| 831-290
| 5 |
Gonzales |
CA |
SLNSCA01X5Y |
516C AT&T CORP. |
736 |
|
2011-09-26 |
|
| 831-290
| 6 |
Gonzales |
CA |
SLNSCA01X9Y |
649C ONVOY, LLC - CA |
736 |
|
2017-04-27 |
|
| 831-290
| 7 |
Gonzales |
CA |
SLNSCA01X7Y |
508J CENTURYLINK COMMUNICATIONS, LLC |
736 |
|
2015-11-09 |
|
| 831-290
| 8 |
Gonzales |
CA |
SLNSCA01X9Y |
649C ONVOY, LLC - CA |
736 |
|
2019-03-24 |
|
| 831-290
| 9 |
Gonzales |
CA |
SLNSCA01X9Y |
649C ONVOY, LLC - CA |
736 |
|
2019-03-24 |
|
| 831-291
| A |
Santa Cruz |
CA |
HYWRCAMCDMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
722 |
|
|
|
| 831-291
| 0 |
Santa Cruz |
CA |
HYWRCAMCDMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
722 |
|
2014-05-22 |
|
| 831-291
| 1 |
Santa Cruz |
CA |
HYWRCAMCDMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
722 |
|
2014-06-08 |
|
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Last updated: Tue, 31 Mar 2026 13:56:49 UTC
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