Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 361 [Rate centres in NPA 361] [Dial plan for NPA 361]

NXX: 279

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
361-279 A San Diego TX SNDGTXSDRS0  9533 SOUTHWESTERN BELL 564      
361-279 0 San Diego TX   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 564   2009-01-19   
361-279 1 San Diego TX   9533 SOUTHWESTERN BELL 564      
361-279 2 San Diego TX   9533 SOUTHWESTERN BELL 564      
361-279 3 San Diego TX   9533 SOUTHWESTERN BELL 564      
361-279 4 San Diego TX   793K TWC IP ENABLED SERVICES, LLC 564   2005-11-11   
361-279 5 San Diego TX   793K TWC IP ENABLED SERVICES, LLC 564   2011-01-14   
361-279 6 San Diego TX   9533 SOUTHWESTERN BELL 564      
361-279 7 San Diego TX   9533 SOUTHWESTERN BELL 564      
361-279 8 San Diego TX   9533 SOUTHWESTERN BELL 564      
361-279 9 San Diego TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 564   2009-05-15   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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