Local Calling Guide

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NPA: 831 [Rate centres in NPA 831] [Dial plan for NPA 831]

NXX: 854

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
831-854 A Santa Cruz CA OKLDCAAN4KD  7379 MATRIX TELECOM, LLC. S/I/I TNCI - CA 722      
831-854 0 Santa Cruz CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
831-854 1 Santa Cruz CA SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722      
831-854 2 Santa Cruz CA WTVLCADV1MD  792K CHARTER IP ENABLED SERVICES, LLC 722   2009-07-26   
831-854 3 Santa Cruz CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2020-12-25   
831-854 4 Santa Cruz CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2025-10-19   
831-854 5 Santa Cruz CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2023-05-13   
831-854 6 Santa Cruz CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2021-04-01   
831-854 7 Santa Cruz CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-04-10   
831-854 8 Santa Cruz CA OKLECAZV1MD  5562 METROPCS, INC. 722   2008-07-14   
831-854 9 Santa Cruz CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      

Last updated: Tue, 29 Sep 2026 03:00:13 UTC

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