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: 990

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
661-990 A Palmdale: Palmdale DA CA LSANCA03GMD  624H ONVOY SPECTRUM, LLC 730   2024-03-08   
661-990 0 Palmdale: Palmdale DA CA LSANCA03GMD  624H ONVOY SPECTRUM, LLC 730   2024-03-08   
661-990 1 Palmdale: Palmdale DA CA LSANCA03GMD  624H ONVOY SPECTRUM, LLC 730   2024-03-08   
661-990 2 Palmdale: Palmdale DA CA LSANCA03GMD  624H ONVOY SPECTRUM, LLC 730   2024-03-08   
661-990 3 Palmdale: Palmdale DA CA LSANCA03GMD  624H ONVOY SPECTRUM, LLC 730   2024-03-08   
661-990 4 Palmdale: Palmdale DA CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2024-05-11   
661-990 5 Palmdale: Palmdale DA CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2024-03-09   
661-990 6 Palmdale: Palmdale DA CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2024-03-09   
661-990 7 Palmdale: Palmdale DA CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2024-03-09   
661-990 8 Palmdale: Palmdale DA CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2024-03-09   
661-990 9 Palmdale: Palmdale DA CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2024-03-09   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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