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: 312

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
619-312 A El Cajon CA SNDGCA0268Z  318J COMCAST IP PHONE, LLC 732      
619-312 0 El Cajon CA   318J COMCAST IP PHONE, LLC 732      
619-312 1 El Cajon CA   318J COMCAST IP PHONE, LLC 732   2005-09-19   
619-312 2 El Cajon CA   318J COMCAST IP PHONE, LLC 732   2004-07-24   
619-312 3 El Cajon CA   5562 METROPCS, INC. 732   2003-07-06   
619-312 4 El Cajon CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732   2003-02-20   
619-312 5 El Cajon CA   6010 NEW CINGULAR WIRELESS PCS, LLC 732   2003-06-16   
619-312 6 El Cajon CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732   2004-09-02   
619-312 7 El Cajon CA   6010 NEW CINGULAR WIRELESS PCS, LLC 732   2003-06-16   
619-312 8 El Cajon CA   5562 METROPCS, INC. 732   2003-07-06   
619-312 9 El Cajon CA   5562 METROPCS, INC. 732   2003-07-06   

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

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