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 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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
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   2012-08-31   
831-465 5 Santa Cruz CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2014-04-06   
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   2009-07-18   
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   2012-10-25   
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   2010-07-04   
831-471 6 Santa Cruz CA SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2012-10-25   
831-471 7 Santa Cruz CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2013-05-05   
831-471 8 Santa Cruz CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722   2011-09-30   
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      

<< 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 >>

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.