Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 619 [Rate centres in NPA 619] [Dial plan for NPA 619]

NXX: 278

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
619-278 A San Diego: San Diego DA CA SNDGCA02DS0  9740 PACIFIC BELL 732      
619-278 0 San Diego: San Diego DA CA SNDGCA02DS0  9740 PACIFIC BELL 732      
619-278 1 San Diego: San Diego DA CA ESCNCAKY2MD  6529 T-MOBILE USA, INC. 732   2005-09-10   
619-278 2 San Diego: San Diego DA CA SNDGCA02DS0  9740 PACIFIC BELL 732      
619-278 3 San Diego: San Diego DA CA SNDGCA02DS0  9740 PACIFIC BELL 732      
619-278 4 San Diego: San Diego DA CA SNDGCA02DS0  9740 PACIFIC BELL 732      
619-278 5 San Diego: San Diego DA CA SNDGCA02DS0  9740 PACIFIC BELL 732      
619-278 6 San Diego: San Diego DA CA SNDGCA02DS0  9740 PACIFIC BELL 732      
619-278 7 San Diego: San Diego DA CA SNDGCA02DS0  9740 PACIFIC BELL 732      
619-278 8 San Diego: San Diego DA CA ESCNCAKY2MD  6529 T-MOBILE USA, INC. 732   2002-12-24   
619-278 9 San Diego: San Diego DA CA ESCNCAKY2MD  6529 T-MOBILE USA, INC. 732   2004-07-11   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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