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: 285

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
831-285 A Watsonville CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
831-285 0 Watsonville CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2022-12-30   
831-285 1 Watsonville CA   649C ONVOY, LLC - CA 722   2023-08-11   
831-285 2 Watsonville CA   649C ONVOY, LLC - CA 722   2023-08-11   
831-285 3 Watsonville CA   649C ONVOY, LLC - CA 722   2023-08-11   
831-285 4 Watsonville CA   649C ONVOY, LLC - CA 722   2023-08-11   
831-285 5 Watsonville CA   624H ONVOY SPECTRUM, LLC 722   2023-04-01   
831-285 6 Watsonville CA   649C ONVOY, LLC - CA 722   2023-08-11   
831-285 7 Watsonville CA   649C ONVOY, LLC - CA 722   2023-08-11   
831-285 8 Watsonville CA   649C ONVOY, LLC - CA 722   2023-08-11   
831-285 9 Watsonville CA   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2023-06-12   

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

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