Local Calling Guide

Area code/prefix search

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

NXX: 263

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
840-263 A Fontana CA RVSDCALBCM4  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2024-10-31   
840-263 0 Fontana CA LSANCA03GMD  624H ONVOY SPECTRUM, LLC 730   2024-11-01   
840-263 1 Fontana CA LSANCA03GMD  624H ONVOY SPECTRUM, LLC 730   2024-11-01   
840-263 2 Fontana CA LSANCA03GMD  624H ONVOY SPECTRUM, LLC 730   2024-11-01   
840-263 3 Fontana CA LSANCA03GMD  624H ONVOY SPECTRUM, LLC 730   2024-11-01   
840-263 4 Fontana CA LSANCA03GMD  624H ONVOY SPECTRUM, LLC 730   2024-11-01   
840-263 5 Fontana CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2024-11-26   
840-263 6 Fontana CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2024-12-15   
840-263 7 Fontana CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2024-11-19   
840-263 8 Fontana CA RVSDCALBCM4  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2024-10-31   
840-263 9 Fontana CA RVSDCALBCM4  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2024-10-31   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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