Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 831 [Rate centres in NPA 831] [Dial plan for NPA 831]

NXX: 774

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
831-774 A Gonzales CA SLNSCA01X8Y  5562 METROPCS, INC. 736      
831-774 0 Gonzales CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 736   2025-01-15   
831-774 1 Gonzales CA   5562 METROPCS, INC. 736   2005-11-02   
831-774 2 Gonzales CA   5562 METROPCS, INC. 736   2006-08-28   
831-774 3 Gonzales CA   5562 METROPCS, INC. 736   2008-09-11   
831-774 4 Gonzales CA   5562 METROPCS, INC. 736   2016-10-17   
831-774 5 Gonzales CA   145J TERRA NOVA TELECOM INC. 736   2025-02-14   
831-774 6 Gonzales CA   145J TERRA NOVA TELECOM INC. 736   2021-10-02   
831-774 7 Gonzales CA   649C ONVOY, LLC - CA 736   2019-07-26   
831-774 8 Gonzales CA   649C ONVOY, LLC - CA 736   2021-11-14   
831-774 9 Gonzales CA   649C ONVOY, LLC - CA 736   2021-11-14   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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