Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 916 [Rate centres in NPA 916] [Dial plan for NPA 916]

NXX: 623

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
916-623 A Isleton CA SCRMCA01X9Z  508J CENTURYLINK COMMUNICATIONS, LLC 726      
916-623 0 Isleton CA WSCRCAHW3MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 726      
916-623 1 Isleton CA EKGVCAXGX3X  649C ONVOY, LLC - CA 726   2020-12-07   
916-623 2 Isleton CA WSCRCAHW3MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 726      
916-623 3 Isleton CA SCRMCA0112Z  506J TWILIO INTERNATIONAL, INC. 726   2021-05-13   
916-623 4 Isleton CA WSCRCAHW3MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 726   2005-07-30   
916-623 5 Isleton CA SCRMCA01XXY  981E BANDWIDTH.COM CLEC, LLC - CA 726   2009-02-25   
916-623 6 Isleton CA SCRMCA01X9Z  508J CENTURYLINK COMMUNICATIONS, LLC 726   2014-07-21   
916-623 7 Isleton CA EKGVCAXGX3X  649C ONVOY, LLC - CA 726   2020-12-07   
916-623 8 Isleton CA WSCRCAHW3MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 726   2012-12-06   
916-623 9 Isleton CA SCRMCA01XQY  9262 UTILITY TELECOM GROUP, LLC - CA 726   2020-03-04   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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