Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
831-460 2 Santa Cruz CA SNCZCA01DS0  9740 PACIFIC BELL 722      
831-460 3 Santa Cruz CA SNCZCA01DS0  9740 PACIFIC BELL 722      
831-460 4 Santa Cruz CA   145J TERRA NOVA TELECOM INC. 722      
831-460 5 Santa Cruz CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
831-460 6 Santa Cruz CA SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722      
831-460 7 Santa Cruz CA SNCZCA01DS0  9740 PACIFIC BELL 722      
831-460 8 Santa Cruz CA SNCZCA01DS0  9740 PACIFIC BELL 722      
831-460 9 Santa Cruz CA SNCZCA01DS0  9740 PACIFIC BELL 722      
831-461 A Santa Cruz CA SCVYCA01DS0  9740 PACIFIC BELL 722      
831-461 0 Santa Cruz CA SCVYCA01DS0  9740 PACIFIC BELL 722      
831-461 1 Santa Cruz CA SCVYCA01DS0  9740 PACIFIC BELL 722      
831-461 2 Santa Cruz CA SCVYCA01DS0  9740 PACIFIC BELL 722      
831-461 3 Santa Cruz CA SNFCCAMKX9X  073H TELNYX LLC 722      
831-461 4 Santa Cruz CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
831-461 5 Santa Cruz CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
831-461 6 Santa Cruz CA SCVYCA01DS0  9740 PACIFIC BELL 722      
831-461 7 Santa Cruz CA SCVYCA01DS0  9740 PACIFIC BELL 722      
831-461 8 Santa Cruz CA SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722      
831-461 9 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      
831-465 0 Santa Cruz CA SNCZCA11DS0  9740 PACIFIC BELL 722      
831-465 1 Santa Cruz CA SNCZCA11DS0  9740 PACIFIC BELL 722      
831-465 2 Santa Cruz CA SNCZCA11DS0  9740 PACIFIC BELL 722      
831-465 3 Santa Cruz CA SNCZCA11DS0  9740 PACIFIC BELL 722      
831-465 4 Santa Cruz CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
831-465 5 Santa Cruz CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
831-465 6 Santa Cruz CA SNCZCA11DS0  9740 PACIFIC BELL 722      
831-465 7 Santa Cruz CA SNCZCA11DS0  9740 PACIFIC BELL 722      
831-465 8 Santa Cruz CA SNCZCA11DS0  9740 PACIFIC BELL 722      
831-465 9 Santa Cruz CA SNCZCA11DS0  9740 PACIFIC BELL 722      
831-466 A Santa Cruz CA SNCZCA01DS0  9740 PACIFIC BELL 722      
831-466 0 Santa Cruz CA SNCZCA01DS0  9740 PACIFIC BELL 722      
831-466 1 Santa Cruz CA SNCZCA01DS0  9740 PACIFIC BELL 722      
831-466 2 Santa Cruz CA SNCZCA01DS0  9740 PACIFIC BELL 722      
831-466 3 Santa Cruz CA SNCZCA01DS0  9740 PACIFIC BELL 722      
831-466 4 Santa Cruz CA SNCZCA01DS0  9740 PACIFIC BELL 722      
831-466 5 Santa Cruz CA SNCZCA01DS0  9740 PACIFIC BELL 722      
831-466 6 Santa Cruz CA OKLECAZVGT0  5562 METROPCS, INC. 722      
831-466 7 Santa Cruz CA SNCZCA01DS0  9740 PACIFIC BELL 722      
831-466 8 Santa Cruz CA SNCZCA01DS0  9740 PACIFIC BELL 722      
831-466 9 Santa Cruz CA SNCZCA01DS0  9740 PACIFIC BELL 722      
831-469 A Santa Cruz CA SNCZCA01DS0  9740 PACIFIC BELL 722      
831-469 0 Santa Cruz CA SNCZCA01DS0  9740 PACIFIC BELL 722      
831-469 1 Santa Cruz CA SNCZCA01DS0  9740 PACIFIC BELL 722      
831-469 2 Santa Cruz CA SNCZCA01DS0  9740 PACIFIC BELL 722      
831-469 3 Santa Cruz CA SNCZCA01DS0  9740 PACIFIC BELL 722      
831-469 4 Santa Cruz CA SNCZCA01DS0  9740 PACIFIC BELL 722      
831-469 5 Santa Cruz CA SNCZCA01DS0  9740 PACIFIC BELL 722      
831-469 6 Santa Cruz CA SNCZCA01DS0  9740 PACIFIC BELL 722      
831-469 7 Santa Cruz CA SNCZCA01DS0  9740 PACIFIC BELL 722      
831-469 8 Santa Cruz CA SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722      
831-469 9 Santa Cruz CA SNCZCA01DS0  9740 PACIFIC BELL 722      
831-471 A Santa Cruz CA SNCZCA01DS0  9740 PACIFIC BELL 722      
831-471 0 Santa Cruz CA SNCZCA01DS0  9740 PACIFIC BELL 722      
831-471 1 Santa Cruz CA SNCZCA01DS0  9740 PACIFIC BELL 722      
831-471 2 Santa Cruz CA SNCZCA01DS0  9740 PACIFIC BELL 722      
831-471 3 Santa Cruz CA SNCZCA01DS0  9740 PACIFIC BELL 722      
831-471 4 Santa Cruz CA SNCZCA01DS0  9740 PACIFIC BELL 722      
831-471 5 Santa Cruz CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
831-471 6 Santa Cruz CA SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722      
831-471 7 Santa Cruz CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
831-471 8 Santa Cruz CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722      
831-471 9 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      
831-477 0 Santa Cruz CA SNCZCA11DS0  9740 PACIFIC BELL 722      
831-477 1 Santa Cruz CA SNCZCA11DS0  9740 PACIFIC BELL 722      
831-477 2 Santa Cruz CA SNCZCA11DS0  9740 PACIFIC BELL 722      
831-477 3 Santa Cruz CA SNCZCA11DS0  9740 PACIFIC BELL 722      
831-477 4 Santa Cruz CA SNCZCA11DS0  9740 PACIFIC BELL 722      
831-477 5 Santa Cruz CA SNCZCA11DS0  9740 PACIFIC BELL 722      
831-477 6 Santa Cruz CA   649C ONVOY, LLC - CA 722      
831-477 7 Santa Cruz CA SNCZCA11DS0  9740 PACIFIC BELL 722      
831-477 8 Santa Cruz CA SNCZCA11DS0  9740 PACIFIC BELL 722      
831-477 9 Santa Cruz CA SNCZCA11DS0  9740 PACIFIC BELL 722      
831-479 A Santa Cruz CA SNCZCA11DS0  9740 PACIFIC BELL 722      
831-480 A Santa Cruz CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
831-484 A Salinas CA SLNSCA13RS0  9740 PACIFIC BELL 736      
831-484 0 Salinas CA SLNSCA13RS0  9740 PACIFIC BELL 736      
831-484 1 Salinas CA SLNSCA13RS0  9740 PACIFIC BELL 736      
831-484 2 Salinas CA SLNSCA13RS0  9740 PACIFIC BELL 736      
831-484 3 Salinas CA SLNSCA01XQX  5562 METROPCS, INC. 736      
831-484 4 Salinas CA SLNSCA01XEY  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 736      
831-484 5 Salinas CA SLNSCA13RS0  9740 PACIFIC BELL 736      
831-484 6 Salinas CA SLNSCA01X9Y  649C ONVOY, LLC - CA 736      
831-484 7 Salinas CA SLNSCA01X9Y  649C ONVOY, LLC - CA 736      
831-484 8 Salinas CA SLNSCA01XEY  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 736      
831-484 9 Salinas CA SLNSCA13RS0  9740 PACIFIC BELL 736      
831-498 A Watsonville CA   515J IP HORIZON LLC 722      
831-498 0 Watsonville CA OKLECAZVGT0  5562 METROPCS, INC. 722      
831-498 1 Watsonville CA SNFCCAMKX5Y  506J TWILIO INTERNATIONAL, INC. 722      
831-498 2 Watsonville CA   515J IP HORIZON LLC 722      
831-498 3 Watsonville CA OKLECAZVGT0  5562 METROPCS, INC. 722      
831-498 4 Watsonville CA   515J IP HORIZON LLC 722      
831-498 5 Watsonville CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
831-498 6 Watsonville CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
831-498 7 Watsonville CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      

<< 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 >>

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.