Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 840 [Rate centres in NPA 840] [Dial plan for NPA 840]

NXX: 977

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
840-977 A Claremont-San Dimas CA LSANCAJWIMD  965H FRACTEL, LLC 730      
840-977 0 Claremont-San Dimas CA LSANCAJW7MD  939H COMMIO, LLC 730   2021-10-14   
840-977 1 Claremont-San Dimas CA LSANCAJW7MD  939H COMMIO, LLC 730   2021-10-14   
840-977 2 Claremont-San Dimas CA LSANCAJW7MD  939H COMMIO, LLC 730   2021-10-14   
840-977 3 Claremont-San Dimas CA LSANCAJW7MD  939H COMMIO, LLC 730   2021-10-14   
840-977 4 Claremont-San Dimas CA LSANCAJW7MD  939H COMMIO, LLC 730   2021-10-14   
840-977 5 Claremont-San Dimas CA LSANCAJW7MD  939H COMMIO, LLC 730   2021-10-14   
840-977 6 Claremont-San Dimas CA LNBHCAXPXQX  981E BANDWIDTH.COM CLEC, LLC - CA 730   2021-11-22   
840-977 7 Claremont-San Dimas CA LSANCAJWIMD  965H FRACTEL, LLC 730   2021-09-13   
840-977 8 Claremont-San Dimas CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2021-11-01   
840-977 9 Claremont-San Dimas CA LNBHCAXPXQX  981E BANDWIDTH.COM CLEC, LLC - CA 730   2021-10-16   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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