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: 644

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
916-644 A Lincoln CA SCRLCAXXDS0  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 726      
916-644 0 Lincoln CA   981E BANDWIDTH.COM CLEC, LLC - CA 726   2011-08-15   
916-644 1 Lincoln CA   3964 CONSOLIDATED COMMUNICATIONS ENTERPRISE SVCS, INC 726   2006-03-13   
916-644 2 Lincoln CA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 726   2004-12-09   
916-644 3 Lincoln CA   3964 CONSOLIDATED COMMUNICATIONS ENTERPRISE SVCS, INC 726   2004-06-01   
916-644 4 Lincoln CA   7421 AT&T - LOCAL 726   2007-05-01   
916-644 5 Lincoln CA   9262 UTILITY TELECOM GROUP, LLC - CA 726   2005-04-26   
916-644 6 Lincoln CA   649C ONVOY, LLC - CA 726   2005-05-28   
916-644 7 Lincoln CA   649C ONVOY, LLC - CA 726   2005-05-28   
916-644 8 Lincoln CA   649C ONVOY, LLC - CA 726   2005-05-28   
916-644 9 Lincoln CA   7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 726      

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

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