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 |
| 831-480
| A |
Santa Cruz |
CA |
SNFCCAMKDS3 |
649C ONVOY, LLC - CA |
722 |
|
|
|
| 831-484
| A |
Salinas |
CA |
SLNSCA13RS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-498
| A |
Watsonville |
CA |
|
515J IP HORIZON LLC |
722 |
|
|
|
| 831-500
| A |
Salinas |
CA |
|
5562 METROPCS, INC. |
736 |
|
|
|
| 831-502
| A |
Santa Cruz |
CA |
SNCZCA01DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 831-508
| A |
Felton |
CA |
|
515J IP HORIZON LLC |
722 |
|
|
|
| 831-512
| A |
Salinas |
CA |
SLNSCA01X8Y |
6529 T-MOBILE USA, INC. |
736 |
|
|
|
| 831-515
| A |
Santa Cruz |
CA |
SNJSCAYB0MD |
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
722 |
|
|
|
| 831-521
| A |
Monterey |
CA |
SLNSCABIXMD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
736 |
|
|
|
| 831-524
| A |
Hollister |
CA |
SLNSCABIXMD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
736 |
|
|
|
| 831-525
| A |
King City |
CA |
SLNSCA01XXX |
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
736 |
|
|
|
| 831-529
| A |
Santa Cruz |
CA |
SNJUCACL7MD |
965H FRACTEL, LLC |
722 |
|
|
|
| 831-531
| A |
Aptos |
CA |
HYWRCA115MD |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
722 |
|
|
|
| 831-532
| A |
Ben Lomond |
CA |
SNFCCAMKDS3 |
649C ONVOY, LLC - CA |
722 |
|
|
|
| 831-533
| A |
Boulder Creek |
CA |
HYWRCA115MD |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
722 |
|
|
|
| 831-534
| A |
Felton |
CA |
HYWRCA115MD |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
722 |
|
|
|
| 831-535
| A |
Santa Cruz |
CA |
HYWRCA115MD |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
722 |
|
|
|
| 831-536
| A |
Watsonville |
CA |
HYWRCA115MD |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
722 |
|
|
|
| 831-537
| A |
Hollister |
CA |
SLNSCA01XEY |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
736 |
|
|
|
| 831-539
| A |
Watsonville |
CA |
OKLECAZV1MD |
6529 T-MOBILE USA, INC. |
722 |
|
|
|
| 831-540
| A |
Salinas |
CA |
SLNSCA01XEY |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
736 |
|
|
|
| 831-566
| A |
Santa Cruz |
CA |
HYWRCAMCDMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
722 |
|
|
|
| 831-572
| A |
Aptos |
CA |
SNFCCAMKX1X |
9262 UTILITY TELECOM GROUP, LLC - CA |
722 |
|
|
|
| 831-574
| A |
Carmel |
CA |
SLNSCA01XQY |
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
736 |
|
|
|
| 831-575
| A |
Santa Cruz |
CA |
SNTCCA0102T |
9740 PACIFIC BELL |
722 |
|
|
|
| 831-576
| A |
Santa Cruz |
CA |
SNFCCAMKDS3 |
649C ONVOY, LLC - CA |
722 |
|
2024-01-21 |
|
| 831-578
| A |
Salinas |
CA |
SLNSCABIXMD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
736 |
|
|
|
| 831-580
| A |
Gonzales |
CA |
|
515J IP HORIZON LLC |
736 |
|
|
|
| 831-582
| A |
Monterey |
CA |
MARNCA11DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-583
| A |
Monterey |
CA |
SESDCA11DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-585
| A |
Salinas |
CA |
SLNSCA01X8Y |
5562 METROPCS, INC. |
736 |
|
|
|
| 831-586
| A |
San Juan |
CA |
|
515J IP HORIZON LLC |
736 |
|
|
|
| 831-587
| A |
Watsonville |
CA |
SNJUCACL7MD |
965H FRACTEL, LLC |
722 |
|
|
|
| 831-588
| A |
Santa Cruz |
CA |
HYWRCAMCDMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
722 |
|
|
|
| 831-593
| A |
San Juan |
CA |
SLNSCA01XOX |
776C CHARTER FIBERLINK CA-CCO, LLC - CA |
736 |
|
|
|
| 831-594
| A |
Salinas |
CA |
SLNSCABIXMD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
736 |
|
|
|
| 831-595
| A |
Salinas |
CA |
SLNSCABIXMD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
736 |
|
|
|
| 831-596
| A |
Salinas |
CA |
SLNSCABIXMD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
736 |
|
|
|
| 831-597
| A |
Salinas |
CA |
MTRYCAPMDS0 |
373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA |
736 |
|
|
|
| 831-600
| A |
Santa Cruz |
CA |
SNJSCAYB0MD |
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
722 |
|
|
|
| 831-601
| A |
Monterey |
CA |
SLNSCA01XEY |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
736 |
|
|
|
| 831-603
| A |
Aptos |
CA |
SNFCCAMKDS3 |
649C ONVOY, LLC - CA |
722 |
|
|
|
| 831-604
| A |
Ben Lomond |
CA |
SNFCCAMKDS3 |
649C ONVOY, LLC - CA |
722 |
|
|
|
| 831-607
| A |
Aptos |
CA |
|
515J IP HORIZON LLC |
722 |
|
|
|
| 831-609
| A |
Ben Lomond |
CA |
SNFCCAMKDS3 |
649C ONVOY, LLC - CA |
722 |
|
|
|
| 831-610
| A |
Boulder Creek |
CA |
SNFCCAMKDS3 |
649C ONVOY, LLC - CA |
722 |
|
|
|
| 831-612
| A |
Aptos |
CA |
SNFCCASY5MD |
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
722 |
|
|
|
| 831-613
| A |
Greenfield (Monterey) |
CA |
MTRYCA012MD |
981E BANDWIDTH.COM CLEC, LLC - CA |
736 |
|
|
|
| 831-618
| A |
Boulder Creek |
CA |
SNFCCAMKDS3 |
649C ONVOY, LLC - CA |
722 |
|
|
|
| 831-620
| A |
Carmel |
CA |
CRMLCA11DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-621
| A |
Santa Cruz |
CA |
SNFCCASY5MD |
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
722 |
|
|
|
| 831-622
| A |
Carmel |
CA |
CRMLCA11DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-623
| A |
San Juan |
CA |
SNJNCA11RS1 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-624
| A |
Carmel |
CA |
CRMLCA11DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-625
| A |
Carmel |
CA |
CRMLCA11DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-626
| A |
Carmel |
CA |
CRMLCA11DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-627
| A |
San Ardo |
CA |
SNARCA11RS1 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-628
| A |
Tres Pinos |
CA |
TRPSCA11RS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-630
| A |
Hollister |
CA |
HLSTCA11DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-632
| A |
Castroville |
CA |
CSVLCA11RS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-633
| A |
Castroville |
CA |
CSVLCA11RS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-634
| A |
Hollister |
CA |
HLSTCA11DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-635
| A |
Hollister |
CA |
HLSTCA11DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-636
| A |
Hollister |
CA |
HLSTCA11DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-637
| A |
Hollister |
CA |
HLSTCA11DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-638
| A |
Hollister |
CA |
HLSTCA11DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-641
| A |
Monterey |
CA |
MTRYCA01DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-642
| A |
Monterey |
CA |
MTRYCA01DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-643
| A |
Monterey |
CA |
MTRYCA01DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-644
| A |
Monterey |
CA |
MTRYCA01DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-645
| A |
Monterey |
CA |
MTRYCA01DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-646
| A |
Monterey |
CA |
MTRYCA01DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-647
| A |
Monterey |
CA |
MTRYCA01DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-648
| A |
Monterey |
CA |
MTRYCA01DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-649
| A |
Monterey |
CA |
MTRYCA01DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-652
| A |
Carmel Valley |
CA |
SLNSCA01XXX |
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
736 |
|
|
|
| 831-653
| A |
San Lucas |
CA |
|
515J IP HORIZON LLC |
736 |
|
|
|
| 831-655
| A |
Monterey |
CA |
MTRYCA01DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-656
| A |
Monterey |
CA |
MTRYCA01DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-657
| A |
Monterey |
CA |
MTRYCA01DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-658
| A |
Monterey |
CA |
MTRYCA01DS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-659
| A |
Carmel Valley |
CA |
CRVYCA11RS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-661
| A |
Aptos |
CA |
APTSCA12DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 831-662
| A |
Aptos |
CA |
APTSCA12DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 831-663
| A |
Salinas |
CA |
SLNSCA14RS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-664
| A |
Hollister |
CA |
SLNSCA01XXX |
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
736 |
|
|
|
| 831-665
| A |
Hollister |
CA |
SLNSCA01XXX |
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
736 |
|
|
|
| 831-666
| A |
Watsonville |
CA |
SNFCCAMKDS3 |
649C ONVOY, LLC - CA |
722 |
|
|
|
| 831-667
| A |
Big Sur |
CA |
BGSRCA11RS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-673
| A |
Hollister |
CA |
SLNSCABIXMD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
736 |
|
|
|
| 831-674
| A |
Greenfield (Monterey) |
CA |
GNFDCA11RS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-675
| A |
Gonzales |
CA |
GNZLCA11RS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-676
| A |
Salinas |
CA |
SLNSCA01X1X |
7421 AT&T - LOCAL |
736 |
|
|
|
| 831-677
| A |
Soledad |
CA |
SLNSCA011KD |
7379 MATRIX TELECOM, LLC. S/I/I TNCI - CA |
736 |
|
|
|
| 831-678
| A |
Soledad |
CA |
SLDDCA11RS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-679
| A |
Chualar |
CA |
CHLRCA11RS0 |
9740 PACIFIC BELL |
736 |
|
|
|
| 831-682
| A |
Salinas |
CA |
SLNSCA01XEY |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
736 |
|
|
|
| 831-684
| A |
Aptos |
CA |
APTSCA12DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 831-685
| A |
Aptos |
CA |
APTSCA12DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
| 831-687
| A |
Aptos |
CA |
APTSCA12DS0 |
9740 PACIFIC BELL |
722 |
|
|
|
<< 1 2 3 4 5 >>
Last updated: Thu, 16 Oct 2025 03:04:18 UTC
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