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NPA: 661 [Rate centres in NPA 661] [Dial plan for NPA 661]

Block: A

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
661-965 A Palmdale: Palmdale DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-966 A Palmdale: Palmdale DA CA LSANCA01XSY  9748 AMERICAN MESSAGING SERVICES, LLC 730      
661-970 A Palmdale: Palmdale DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2024-04-12   
661-972 A Tehachapi CA BKFDCA018MD  6010 NEW CINGULAR WIRELESS PCS, LLC 734      
661-974 A Lancaster CA NHLLCA01DS0  7480 PACIFIC BELL (COMPETITIVE) 730      
661-977 A Santa Clarita: Saugus Canyon Country DA CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
661-978 A Bakersfield: Main DA CA BKFDCA01X2X  5562 METROPCS, INC. 734      
661-979 A Bakersfield: Main DA CA BKFDCA01X2X  5562 METROPCS, INC. 734      
661-990 A Palmdale: Palmdale DA CA LSANCA03GMD  624H ONVOY SPECTRUM, LLC 730   2024-03-08   
661-992 A Palmdale: Palmdale DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-993 A Santa Clarita: Newhall-Castaic DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-994 A Palmdale: Palmdale DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2024-06-30   
661-995 A Bakersfield: Main DA CA BKFDCA11GMD  649C ONVOY, LLC - CA 734   2024-06-09   
661-996 A Bakersfield: Main DA CA BKFDCA01X2X  6529 T-MOBILE USA, INC. 734   2024-03-28   
661-997 A McFarland CA BKFDCA018MD  6010 NEW CINGULAR WIRELESS PCS, LLC 734   2024-02-05   
661-998 A Palmdale: Palmdale DA CA LSANCA03DS3  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
661-999 A Edwards CA BKFDCA11GMD  649C ONVOY, LLC - CA 734      

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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