Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 661 [Rate centres in NPA 661] [Dial plan for NPA 661]

NXX: 403

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
661-403 A Palmdale: Palmdale DA CA SIMICACNGT1  6529 T-MOBILE USA, INC. 730      
661-403 0 Palmdale: Palmdale DA CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2017-06-10   
661-403 1 Palmdale: Palmdale DA CA LSANCAJW6MD  073H TELNYX LLC 730   2017-06-02   
661-403 2 Palmdale: Palmdale DA CA SHOKCA02IMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2017-07-07   
661-403 3 Palmdale: Palmdale DA CA SHOKCA02IMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2017-07-07   
661-403 4 Palmdale: Palmdale DA CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2017-12-28   
661-403 5 Palmdale: Palmdale DA CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2017-12-28   
661-403 6 Palmdale: Palmdale DA CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2018-11-04   
661-403 7 Palmdale: Palmdale DA CA SIMICACNGT1  6529 T-MOBILE USA, INC. 730   2018-09-28   
661-403 8 Palmdale: Palmdale DA CA SIMICACNGT1  6529 T-MOBILE USA, INC. 730   2018-09-28   
661-403 9 Palmdale: Palmdale DA CA SIMICACNGT1  6529 T-MOBILE USA, INC. 730   2017-03-16   

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

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