Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

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

Block: A

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
661-251 A Santa Clarita: Saugus Canyon Country DA CA SLMNCA11DS0  9740 PACIFIC BELL 730      
661-252 A Santa Clarita: Saugus Canyon Country DA CA SLMNCA11DS0  9740 PACIFIC BELL 730      
661-253 A Santa Clarita: Newhall-Castaic DA CA NHLLCA01DS0  9740 PACIFIC BELL 730      
661-254 A Santa Clarita: Newhall-Castaic DA CA NHLLCA01DS0  9740 PACIFIC BELL 730      
661-255 A Santa Clarita: Newhall-Castaic DA CA NHLLCA01DS0  9740 PACIFIC BELL 730      
661-256 A Rosamond CA RSMDCA11RS3  9740 PACIFIC BELL 734      
661-257 A Santa Clarita: Newhall-Castaic DA CA CSTCCA11DS0  9740 PACIFIC BELL 730      
661-258 A Edwards CA EDWRCA01RS1  9740 PACIFIC BELL 734      
661-259 A Santa Clarita: Newhall-Castaic DA CA NHLLCA01DS0  9740 PACIFIC BELL 730      
661-260 A Santa Clarita: Newhall-Castaic DA CA NHLLCA01DS0  9740 PACIFIC BELL 730      
661-261 A Big Butte CA LKLACA11DS1  9740 PACIFIC BELL 730      
661-262 A Lake Hughes CA LSANCARCD9S  4129 O1 COMMUNICATIONS, INC. - CA 730      
661-263 A Santa Clarita: Saugus Canyon Country DA CA SAGSCA11DS0  9740 PACIFIC BELL 730      
661-264 A Palmdale: Palmdale DA CA LKLACA11DS1  9740 PACIFIC BELL 730      
661-265 A Palmdale: Palmdale DA CA PLDLCA01DS0  9740 PACIFIC BELL 730      
661-266 A Palmdale: Palmdale DA CA PLDLCA01DS0  9740 PACIFIC BELL 730      
661-267 A Palmdale: Palmdale DA CA PLDLCA01DS0  9740 PACIFIC BELL 730      
661-268 A Palmdale: Agua Dulce DA CA AGDLCA11RS0  9740 PACIFIC BELL 730      
661-269 A Palmdale: Palmdale DA CA ACTNCA11RS1  9740 PACIFIC BELL 730      
661-270 A Palmdale: Leona Valley DA CA LNVYCA11RS0  9740 PACIFIC BELL 730      
661-271 A Mojave CA BKFDCA12DS1  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 734      
661-272 A Palmdale: Palmdale DA CA PLDLCA01DS0  9740 PACIFIC BELL 730      
661-273 A Palmdale: Palmdale DA CA PLDLCA01DS0  9740 PACIFIC BELL 730      
661-274 A Palmdale: Palmdale DA CA PLDLCA01DS0  9740 PACIFIC BELL 730      
661-275 A Edwards CA EDWRCA01RS1  9740 PACIFIC BELL 734      
661-276 A Edwards CA EDWRCA01RS1  9740 PACIFIC BELL 734      
661-277 A Edwards CA EDWRCA01RS1  9740 PACIFIC BELL 734      
661-278 A Edwards CA BKFDCA12DS1  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 734      
661-279 A Rosamond CA BKFDCA12DS1  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 734      
661-280 A Palmdale: Leona Valley DA CA LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
661-281 A Bakersfield: Main DA CA BKFDCAJADS0  7128 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 734      
661-282 A Bakersfield: South DA CA BKFDCAJADS0  7128 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 734      
661-283 A Bakersfield: Main DA CA BKFDCA12XPX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 734      
661-284 A Santa Clarita: Newhall-Castaic DA CA NHLLCA01DS0  9740 PACIFIC BELL 730      
661-285 A Palmdale: Palmdale DA CA PLDLCA11DS0  9740 PACIFIC BELL 730      
661-286 A Santa Clarita: Newhall-Castaic DA CA NHLLCA01DS0  9740 PACIFIC BELL 730      
661-287 A Santa Clarita: Newhall-Castaic DA CA NHLLCA01DS0  9740 PACIFIC BELL 730      
661-288 A Santa Clarita: Newhall-Castaic DA CA NHLLCA01DS0  9740 PACIFIC BELL 730      
661-289 A Lebec CA BKFDCA018MD  6010 NEW CINGULAR WIRELESS PCS, LLC 734      
661-290 A Santa Clarita: Newhall-Castaic DA CA NHLLCA01DS0  9740 PACIFIC BELL 730      
661-291 A Santa Clarita: Newhall-Castaic DA CA NHLLCA01DS0  9740 PACIFIC BELL 730      
661-292 A Shafter CA BKFDCA01VMD  6529 T-MOBILE USA, INC. 734      
661-293 A Taft CA BKFDCA01VMD  6529 T-MOBILE USA, INC. 734      
661-294 A Santa Clarita: Newhall-Castaic DA CA CSTCCA11DS0  9740 PACIFIC BELL 730      
661-295 A Santa Clarita: Newhall-Castaic DA CA CSTCCA11DS0  9740 PACIFIC BELL 730      
661-296 A Santa Clarita: Saugus Canyon Country DA CA SAGSCA11DS0  9740 PACIFIC BELL 730      
661-297 A Santa Clarita: Saugus Canyon Country DA CA SAGSCA11DS0  9740 PACIFIC BELL 730      
661-298 A Santa Clarita: Saugus Canyon Country DA CA SLMNCA11DS0  9740 PACIFIC BELL 730      
661-299 A Santa Clarita: Saugus Canyon Country DA CA SLMNCA11DS0  9740 PACIFIC BELL 730      
661-300 A Tehachapi CA BKFDCA01VMD  6529 T-MOBILE USA, INC. 734      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 >>

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.