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: 303

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
619-303 A La Mesa CA SNDGCA0268Z  318J COMCAST IP PHONE, LLC 732      

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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