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: 708

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
831-708 A Aptos CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
831-708 0 Aptos CA   649C ONVOY, LLC - CA 722   2015-07-29   
831-708 1 Aptos CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-08-14   
831-708 2 Aptos CA   318J COMCAST IP PHONE, LLC 722   2006-05-01   
831-708 3 Aptos CA   649C ONVOY, LLC - CA 722   2006-01-08   
831-708 4 Aptos CA   516C AT&T CORP. 722   2008-08-22   
831-708 5 Aptos CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2015-11-07   
831-708 6 Aptos CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-08-14   
831-708 7 Aptos CA   649C ONVOY, LLC - CA 722   2016-02-22   
831-708 8 Aptos CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2009-01-15   
831-708 9 Aptos CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-09-18   

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

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