Local Calling Guide

Area code/prefix search

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

NXX: 498

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
831-498 A Watsonville CA   515J IP HORIZON LLC 722      
831-498 0 Watsonville CA OKLECAZV1MD  5562 METROPCS, INC. 722   2009-08-24   
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 OKLECAZV1MD  5562 METROPCS, INC. 722   2009-05-18   
831-498 4 Watsonville CA   515J IP HORIZON LLC 722      
831-498 5 Watsonville CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2022-11-25   
831-498 6 Watsonville CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2015-03-02   
831-498 7 Watsonville CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2017-05-19   
831-498 8 Watsonville CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2015-03-02   
831-498 9 Watsonville CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2008-05-08   

Last updated: Sat, 15 Nov 2025 03:38:44 UTC

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