Local Calling Guide

Area code/prefix search

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

NXX: 208

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
840-208 A Claremont-San Dimas CA LNBHCAXPXQX  981E BANDWIDTH.COM CLEC, LLC - CA 730      
840-208 0 Claremont-San Dimas CA LNBHCAXPXQX  981E BANDWIDTH.COM CLEC, LLC - CA 730   2022-04-23   
840-208 1 Claremont-San Dimas CA LNBHCAXPXQX  981E BANDWIDTH.COM CLEC, LLC - CA 730   2022-04-23   
840-208 2 Claremont-San Dimas CA LNBHCAXPXQX  981E BANDWIDTH.COM CLEC, LLC - CA 730   2022-04-23   
840-208 3 Claremont-San Dimas CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-07-09   
840-208 4 Claremont-San Dimas CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-10-21   
840-208 5 Claremont-San Dimas CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-11-21   
840-208 6 Claremont-San Dimas CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-12-20   
840-208 7 Claremont-San Dimas CA LSANCARC32Z  073H TELNYX LLC 730   2022-09-04   
840-208 8 Claremont-San Dimas CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-04-24   
840-208 9 Claremont-San Dimas CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-04-24   

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

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