Local Calling Guide

Area code/prefix search

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NPA: 840 [Rate centres in NPA 840] [Dial plan for NPA 840]

NXX: 254

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
840-254 A Rialto CA   649C ONVOY, LLC - CA 730   2024-05-09   
840-254 0 Rialto CA   649C ONVOY, LLC - CA 730      
840-254 1 Rialto CA   649C ONVOY, LLC - CA 730      
840-254 2 Rialto CA   649C ONVOY, LLC - CA 730      
840-254 7 Rialto CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730      
840-254 8 Rialto CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730      
840-254 9 Rialto CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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