Local Calling Guide
Area code/prefix search
NPA: 831
[Rate centres in NPA 831]
[Dial plan for NPA 831]
Block: A
<< 1 2 3 4 5 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 831-304
| A |
Greenfield (Monterey) |
CA |
MTRYCAPMDS0 |
373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA |
736 |
|
|
|
| 831-305
| A |
Gonzales |
CA |
SLNSCA01XXX |
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
736 |
|
|
|
| 831-306
| A |
Chualar |
CA |
SLNSCA01XXX |
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
736 |
|
|
|
| 831-307
| A |
Castroville |
CA |
SLNSCA01XXX |
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
736 |
|
|
|
| 831-308
| A |
Carmel Valley |
CA |
MTRYCA012MD |
981E BANDWIDTH.COM CLEC, LLC - CA |
736 |
|
|
|
| 831-309
| A |
Carmel |
CA |
MTRYCA012MD |
981E BANDWIDTH.COM CLEC, LLC - CA |
736 |
|
|
|
| 831-312
| A |
Monterey |
CA |
SLNSCA01XSY |
388E CEBRIDGE TELECOM CA, LLC DBA SUDDENLINK COMMS - CA |
736 |
|
2024-05-26 |
|
| 831-313
| A |
Hollister |
CA |
SLNSCA01XOX |
776C CHARTER FIBERLINK CA-CCO, LLC - CA |
736 |
|
|
|
| 831-314
| A |
Santa Cruz |
CA |
MLPTCAVPAMD |
0051 SHELCOMM |
722 |
|
2024-11-03 |
|
| 831-315
| A |
Soledad |
CA |
MTRYCAPMDS0 |
373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA |
736 |
|
|
|
| 831-316
| A |
Santa Cruz |
CA |
SNJSCARMDS0 |
7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA |
722 |
|
|
|
| 831-317
| A |
Monterey |
CA |
MTRYCAPMGMD |
616J LEAP TELECOM, LLC |
736 |
|
2024-11-22 |
|
| 831-318
| A |
Aptos |
CA |
SNFCCAMKDS3 |
649C ONVOY, LLC - CA |
722 |
|
|
|
| 831-319
| A |
Watsonville |
CA |
SNJSCARMDS0 |
7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA |
722 |
|
|
|
| 831-320
| A |
Salinas |
CA |
SLNSCA01XEY |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
736 |
|
|
|
| 831-321
| A |
Salinas |
CA |
SLNSCABIXMD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
736 |
|
2025-01-20 |
|
| 831-322
| A |
Watsonville |
CA |
SNFCCAMKDS3 |
649C ONVOY, LLC - CA |
722 |
|
2024-01-21 |
|
| 831-324
| A |
Monterey |
CA |
SLNSCA01XHY |
318J COMCAST IP PHONE, LLC |
736 |
|
|
|
| 831-325
| A |
Santa Cruz |
CA |
OKLECAZV1MD |
5562 METROPCS, INC. |
722 |
|
|
|
| 831-326
| A |
Salinas |
CA |
SLNSCABIXMD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
736 |
|
2025-01-20 |
|
| 831-327
| A |
Hollister |
CA |
SLNSCABIXMD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
736 |
|
2025-02-23 |
|
| 831-328
| A |
Salinas |
CA |
|
649C ONVOY, LLC - CA |
736 |
|
2025-05-04 |
|
| 831-329
| A |
Salinas |
CA |
|
478J NUSO, LLC |
736 |
|
2025-06-12 |
|
| 831-330
| A |
Carmel |
CA |
SLNSCA01XCY |
624H ONVOY SPECTRUM, LLC |
736 |
|
2024-02-09 |
|
| 831-331
| A |
Santa Cruz |
CA |
SNTDCAUJCM9 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
722 |
|
|
|
| 831-332
| A |
Santa Cruz |
CA |
SNTDCAUJCM9 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
722 |
|
|
|
| 831-333
| A |
Monterey |
CA |
MTRYCA01DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-334
| A |
Santa Cruz |
CA |
SNTDCAUJCM9 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
722 |
|
|
|
| 831-335
| A |
Felton |
CA |
FETNCA11RS1 |
9740 PACIFIC BELL |
722 |
|
|
|
| 831-336
| A |
Ben Lomond |
CA |
BNLMCA11RS2 |
9740 PACIFIC BELL |
722 |
|
|
|
| 831-337
| A |
Boulder Creek |
CA |
SNJSCARMDS0 |
7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA |
722 |
|
|
|
| 831-338
| A |
Boulder Creek |
CA |
BLCKCA11RS3 |
9740 PACIFIC BELL |
722 |
|
|
|
| 831-339
| A |
Gonzales |
CA |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
736 |
|
2025-11-01 |
|
| 831-345
| A |
Santa Cruz |
CA |
HYWRCAMCDMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
722 |
|
|
|
| 831-346
| A |
Santa Cruz |
CA |
OKLECAZV1MD |
6529 T-MOBILE USA, INC. |
722 |
|
|
|
| 831-348
| A |
Watsonville |
CA |
SNJUCACL7MD |
965H FRACTEL, LLC |
722 |
|
|
|
| 831-350
| A |
Tres Pinos |
CA |
SLNSCA01XXX |
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
736 |
|
|
|
| 831-353
| A |
Watsonville |
CA |
SNFCCAMKDS3 |
649C ONVOY, LLC - CA |
722 |
|
2024-01-21 |
|
| 831-356
| A |
Salinas |
CA |
MTRYCAPM6MD |
965H FRACTEL, LLC |
736 |
|
|
|
| 831-359
| A |
Santa Cruz |
CA |
SNFCCASY5MD |
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
722 |
|
|
|
| 831-366
| A |
Boulder Creek |
CA |
SNJUCACL9MD |
516J TON80 COMMUNICATIONS, LLC |
722 |
|
|
|
| 831-372
| A |
Monterey |
CA |
MTRYCA01DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-373
| A |
Monterey |
CA |
MTRYCA01DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-375
| A |
Monterey |
CA |
MTRYCA01DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-382
| A |
San Lucas |
CA |
SNLCCA11RS1 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-383
| A |
Monterey |
CA |
SLNSCA01X8Y |
5562 METROPCS, INC. |
736 |
|
|
|
| 831-384
| A |
Monterey |
CA |
MARNCA11DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-385
| A |
King City |
CA |
KGCYCA11DS1 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-386
| A |
King City |
CA |
KGCYCA11DS1 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-387
| A |
King City |
CA |
MTRYCA012MD |
981E BANDWIDTH.COM CLEC, LLC - CA |
736 |
|
|
|
| 831-388
| A |
Greenfield (Monterey) |
CA |
SLNSCA01X9Y |
649C ONVOY, LLC - CA |
736 |
|
|
|
| 831-389
| A |
Pinnacles |
CA |
PNCLCAXFDS0 |
2346 PINNACLES TEL. CO. |
736 |
|
|
|
| 831-392
| A |
Monterey |
CA |
SESDCA11DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-393
| A |
Monterey |
CA |
SESDCA11DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-394
| A |
Monterey |
CA |
SESDCA11DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-400
| A |
Santa Cruz |
CA |
SNFCCAMKX3Y |
597F VOIP INNOVATIONS, LLC |
722 |
|
|
|
| 831-401
| A |
Ben Lomond |
CA |
SNFCCASY5MD |
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
722 |
|
|
|
| 831-402
| A |
Monterey |
CA |
SLNSCABIXMD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
736 |
|
|
|
| 831-406
| A |
Watsonville |
CA |
OKLECAZV1MD |
6529 T-MOBILE USA, INC. |
722 |
|
|
|
| 831-417
| A |
Salinas |
CA |
SLNSCA01X9Y |
649C ONVOY, LLC - CA |
736 |
|
|
|
| 831-419
| A |
Santa Cruz |
CA |
SNTDCAUJCM9 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
722 |
|
|
|
| 831-420
| A |
Santa Cruz |
CA |
SNCZCA01DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 831-421
| A |
Santa Cruz |
CA |
SNCZCA01DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 831-422
| A |
Salinas |
CA |
SLNSCA01DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-423
| A |
Santa Cruz |
CA |
SNCZCA01DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 831-424
| A |
Salinas |
CA |
SLNSCA01DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-425
| A |
Santa Cruz |
CA |
SNCZCA01DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 831-426
| A |
Santa Cruz |
CA |
SNCZCA01DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 831-427
| A |
Santa Cruz |
CA |
SNCZCA01DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 831-428
| A |
Santa Cruz |
CA |
OKLECAZV1MD |
5562 METROPCS, INC. |
722 |
|
|
|
| 831-429
| A |
Santa Cruz |
CA |
SNCZCA01DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 831-430
| A |
Santa Cruz |
CA |
SCVYCA01DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 831-431
| A |
Santa Cruz |
CA |
SCVYCA01DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 831-432
| A |
Boulder Creek |
CA |
SNJUCACL7MD |
965H FRACTEL, LLC |
722 |
|
|
|
| 831-435
| A |
Santa Cruz |
CA |
SNCZCA01DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 831-438
| A |
Santa Cruz |
CA |
SCVYCA01DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 831-439
| A |
Santa Cruz |
CA |
SCVYCA01DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 831-440
| A |
Santa Cruz |
CA |
SCVYCA01DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 831-442
| A |
Salinas |
CA |
SLNSCA11DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-443
| A |
Salinas |
CA |
SLNSCA11DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-444
| A |
Salinas |
CA |
SLNSCA11DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-449
| A |
Salinas |
CA |
SLNSCA11DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-453
| A |
Castroville |
CA |
SLNSCA01X5Y |
516C AT&T CORP. |
736 |
|
|
|
| 831-454
| A |
Santa Cruz |
CA |
SNCZCA01DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 831-455
| A |
Salinas |
CA |
SLNSCA12RS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-457
| A |
Santa Cruz |
CA |
SNCZCA01DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 831-458
| A |
Santa Cruz |
CA |
SNCZCA01DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 831-459
| A |
Santa Cruz |
CA |
SNCZCA01DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 831-460
| A |
Santa Cruz |
CA |
SNCZCA01DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 831-461
| A |
Santa Cruz |
CA |
SCVYCA01DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 831-462
| A |
Santa Cruz |
CA |
SNCZCA11DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 831-464
| A |
Santa Cruz |
CA |
SNCZCA11DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 831-465
| A |
Santa Cruz |
CA |
SNCZCA11DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 831-466
| A |
Santa Cruz |
CA |
SNCZCA01DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 831-469
| A |
Santa Cruz |
CA |
SNCZCA01DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 831-471
| A |
Santa Cruz |
CA |
SNCZCA01DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 831-475
| A |
Santa Cruz |
CA |
SNCZCA11DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 831-476
| A |
Santa Cruz |
CA |
SNCZCA11DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 831-477
| A |
Santa Cruz |
CA |
SNCZCA11DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 831-479
| A |
Santa Cruz |
CA |
SNCZCA11DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
<< 1 2 3 4 5 >>
Last updated: Thu, 16 Oct 2025 03:04:18 UTC
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