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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
661-301 A Bakersfield: Main DA CA BKFDCA018MD  6010 NEW CINGULAR WIRELESS PCS, LLC 734      
661-302 A Bakersfield: Main DA CA BKFDCA119MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 734      
661-303 A Bakersfield: Main DA CA BKFDCA018MD  6010 NEW CINGULAR WIRELESS PCS, LLC 734      
661-304 A Bakersfield: Main DA CA BKFDCA018MD  6010 NEW CINGULAR WIRELESS PCS, LLC 734      
661-305 A Palmdale: Palmdale DA CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
661-306 A Lake Hughes CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
661-307 A Bakersfield: Main DA CA BKFDCA11EMD  9748 AMERICAN MESSAGING SERVICES, LLC 734      
661-308 A Bakersfield: Main DA CA BKFDCA11Y0X  425J CSC WIRELESS, LLC 734      
661-309 A Santa Clarita: Saugus Canyon Country DA CA IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
661-310 A Santa Clarita: Newhall-Castaic DA CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
661-312 A Santa Clarita: Newhall-Castaic DA CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730      
661-313 A Santa Clarita: Saugus Canyon Country DA CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730      
661-314 A Bakersfield: Main DA CA BKFDCA01X2X  6529 T-MOBILE USA, INC. 734      
661-315 A Palmdale: Palmdale DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-316 A Bakersfield: Main DA CA BKFDCAJADS0  7128 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 734      
661-317 A Palmdale: Palmdale DA CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
661-318 A Bakersfield: Main DA CA LSANCARCD6S  6967 33 WIRELESS INC. 734      
661-319 A Bakersfield: Main DA CA BKFDCA018MD  6010 NEW CINGULAR WIRELESS PCS, LLC 734      
661-320 A Lebec CA BKFDCA119MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 734      
661-321 A Bakersfield: Main DA CA BKFDCA12DS0  9740 PACIFIC BELL 734      
661-322 A Bakersfield: Main DA CA BKFDCA12DS0  9740 PACIFIC BELL 734      
661-323 A Bakersfield: Main DA CA BKFDCA12DS0  9740 PACIFIC BELL 734      
661-324 A Bakersfield: Main DA CA BKFDCA12DS0  9740 PACIFIC BELL 734      
661-325 A Bakersfield: Main DA CA BKFDCA12DS0  9740 PACIFIC BELL 734      
661-326 A Bakersfield: Main DA CA BKFDCA12DS0  9740 PACIFIC BELL 734      
661-327 A Bakersfield: Main DA CA BKFDCA12DS0  9740 PACIFIC BELL 734      
661-328 A Bakersfield: Main DA CA BKFDCA12DS0  9740 PACIFIC BELL 734      
661-329 A Bakersfield: Main DA CA BKFDCA11EMD  6630 USA MOBILITY WIRELESS, INC. 734      
661-330 A Bakersfield: Main DA CA BKFDCA018MD  6010 NEW CINGULAR WIRELESS PCS, LLC 734      
661-331 A Bakersfield: Main DA CA BKFDCA018MD  6010 NEW CINGULAR WIRELESS PCS, LLC 734      
661-332 A Bakersfield: Main DA CA BKFDCA018MD  6010 NEW CINGULAR WIRELESS PCS, LLC 734      
661-333 A Bakersfield: Main DA CA BKFDCA018MD  6010 NEW CINGULAR WIRELESS PCS, LLC 734      
661-334 A Bakersfield: Main DA CA BKFDCA12DS0  9740 PACIFIC BELL 734      
661-335 A Bakersfield: Main DA CA BKFDCA12DS0  9740 PACIFIC BELL 734      
661-336 A Bakersfield: Main DA CA BKFDCA12DS0  9740 PACIFIC BELL 734      
661-337 A Bakersfield: Main DA CA BKFDCA12DS0  9740 PACIFIC BELL 734      
661-338 A Lake Hughes CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
661-339 A Hi Vista CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
661-340 A Bakersfield: Main DA CA BKFDCA018MD  6010 NEW CINGULAR WIRELESS PCS, LLC 734      
661-341 A Lancaster CA SHOKCA024MD  7421 AT&T - LOCAL 730      
661-342 A Bakersfield: Main DA CA BKFDCAJAAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734      
661-343 A Bakersfield: Main DA CA BKFDCA01X2X  5562 METROPCS, INC. 734      
661-344 A Earlimart CA BKFDCA01X2X  5562 METROPCS, INC. 734      
661-345 A Bakersfield: Main DA CA BKFDCA018MD  6010 NEW CINGULAR WIRELESS PCS, LLC 734      
661-346 A Bakersfield: Main DA CA BKFDCA01X2X  5562 METROPCS, INC. 734      
661-347 A Santa Clarita: Saugus Canyon Country DA CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
661-348 A Bakersfield: Main DA CA BKFECANDGT0  337E BRIGHT HOUSE NTWS INFORMATION SVCS (CALIFORNIA) CA 734      
661-349 A Palmdale: Palmdale DA CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
661-350 A Palmdale: Palmdale DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-351 A Lake Hughes CA LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
661-352 A Edwards CA BKFDCA12X5X  9262 UTILITY TELECOM GROUP, LLC - CA 734      
661-353 A Lancaster CA LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
661-354 A Bakersfield: Main DA CA BKFDCA12X5X  9262 UTILITY TELECOM GROUP, LLC - CA 734      
661-355 A Rosamond CA BKFDCA12X5X  9262 UTILITY TELECOM GROUP, LLC - CA 734      
661-356 A Mojave CA BKFDCA12X5X  9262 UTILITY TELECOM GROUP, LLC - CA 734      
661-357 A Tehachapi CA BKFDCA12X5X  9262 UTILITY TELECOM GROUP, LLC - CA 734      
661-358 A Taft CA BKFDCA12X5X  9262 UTILITY TELECOM GROUP, LLC - CA 734      
661-359 A Delano CA BKFDCA12X5X  9262 UTILITY TELECOM GROUP, LLC - CA 734      
661-360 A Santa Clarita: Saugus Canyon Country DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-361 A Palmdale: Palmdale DA CA   829J PAETEC ITEL, LLC 730      
661-362 A Santa Clarita: Newhall-Castaic DA CA   829J PAETEC ITEL, LLC 730      
661-363 A Bakersfield: Main DA CA BKFDCA11DS0  9740 PACIFIC BELL 734      
661-364 A Bakersfield: Main DA CA BKFDCA11DS0  9740 PACIFIC BELL 734      
661-365 A Palmdale: Palmdale DA CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
661-366 A Bakersfield: Main DA CA BKFDCA11DS0  9740 PACIFIC BELL 734      
661-367 A Santa Clarita: Saugus Canyon Country DA CA   829J PAETEC ITEL, LLC 730      
661-368 A Bakersfield: North DA CA BKFDCA01WMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 734      
661-369 A Bakersfield: Main DA CA BKFDCAJAAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734      
661-370 A Delano CA BKFDCA119MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 734      
661-371 A Bakersfield: Main DA CA BKFDCA11GMD  649C ONVOY, LLC - CA 734      
661-372 A Delano CA BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734      
661-373 A Santa Clarita: Newhall-Castaic DA CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
661-374 A Bakersfield: Main DA CA BKFDCA11GMD  649C ONVOY, LLC - CA 734   2025-01-12   
661-375 A Delano CA BKFDCAJAAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734      
661-376 A Bakersfield: Main DA CA BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734      
661-377 A Bakersfield: Main DA CA BKFDCA12XRX  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 734      
661-378 A Bakersfield: Main DA CA BKFDCA11GMD  649C ONVOY, LLC - CA 734      
661-379 A Bakersfield: Main DA CA BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734      
661-380 A Bakersfield: Main DA CA MOJVCAAI0MD  973E RACE TELECOMMUNICATIONS, INC. - CA 734      
661-381 A Bakersfield: South DA CA BKFDCA12XRX  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 734      
661-382 A Palmdale: Palmdale DA CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
661-383 A Santa Clarita: Newhall-Castaic DA CA CSTCCA11DS0  9740 PACIFIC BELL 730      
661-384 A Bakersfield: Main DA CA BKFDCA11GMD  649C ONVOY, LLC - CA 734      
661-385 A Edwards CA BKFDCA01WMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 734      
661-386 A Rosamond CA BKFDCA11VMD  776C CHARTER FIBERLINK CA-CCO, LLC - CA 734      
661-387 A Bakersfield: North DA CA OLDLCA11DS0  9740 PACIFIC BELL 734      
661-388 A Santa Clarita: Newhall-Castaic DA CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
661-389 A Palmdale: Palmdale DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2024-04-12   
661-390 A Arvin CA BKFDCA12XRX  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 734      
661-391 A Bakersfield: North DA CA OLDLCA11DS0  9740 PACIFIC BELL 734      
661-392 A Bakersfield: North DA CA OLDLCA11DS0  9740 PACIFIC BELL 734      
661-393 A Bakersfield: North DA CA OLDLCA11DS0  9740 PACIFIC BELL 734      
661-394 A Bakersfield: Main DA CA BKFDCA12DS0  9740 PACIFIC BELL 734      
661-395 A Bakersfield: Main DA CA BKFDCA12DS0  9740 PACIFIC BELL 734      
661-396 A Bakersfield: South DA CA BKFDCA14DS0  9740 PACIFIC BELL 734      
661-397 A Bakersfield: South DA CA BKFDCA14DS0  9740 PACIFIC BELL 734      
661-398 A Bakersfield: South DA CA BKFDCA14DS0  9740 PACIFIC BELL 734      
661-399 A Bakersfield: North DA CA OLDLCA11DS0  9740 PACIFIC BELL 734      
661-400 A Palmdale: Palmdale DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-401 A Bakersfield: Main DA CA BKFDCAJAAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734      

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Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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