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: 657 [Rate centres in NPA 657] [Dial plan for NPA 657]

Block: A

1 2 3 4 5 6 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
657-200 A Westminster CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730      
657-201 A Anaheim CA RVSDCAYAGT1  899D METROPCS NETWORKS, LLC 730      
657-202 A Anaheim CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730      
657-203 A Huntington Beach CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
657-204 A Huntington Beach CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-205 A Santa Ana CA IRVECAEIDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
657-206 A Garden Grove CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
657-207 A Anaheim CA RVSDCAYAGT1  899D METROPCS NETWORKS, LLC 730      
657-208 A Anaheim CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-209 A Silverado CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-210 A Santa Ana CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-212 A Santa Ana CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
657-213 A Cypress CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730      
657-214 A Cypress CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-215 A Huntington Beach CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
657-216 A Placentia CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-217 A Fullerton CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-218 A Santa Ana CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
657-219 A Santa Ana CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-220 A Anaheim CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
657-221 A Orange CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
657-222 A Cypress CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-223 A Orange CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
657-224 A Orange CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730      
657-225 A Fullerton CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730      
657-226 A Placentia CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-227 A Westminster CA LNBHCAXPXWX  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
657-228 A Santa Ana CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730      
657-229 A Santa Ana CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-230 A Anaheim CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
657-231 A Santa Ana CA ANHMCA01XEY  516C AT&T CORP. 730      
657-232 A Santa Ana CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
657-233 A Garden Grove CA ANHMCA01XEY  516C AT&T CORP. 730      
657-234 A Yorba Linda CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-235 A Santa Ana CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-236 A Orange CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-237 A Huntington Beach CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
657-238 A Cypress CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
657-239 A Buena Park CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
657-240 A Santa Ana CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-241 A Huntington Beach CA ANHMCANG2MD  4733 PAETEC COMMUNICATIONS, INC. - CA 730      
657-242 A Anaheim CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
657-243 A Fullerton CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
657-244 A Huntington Beach CA ANHMCACLCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
657-245 A Santa Ana CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730      
657-246 A Brea CA RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730      
657-247 A Santa Ana CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
657-248 A Fullerton CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
657-249 A Santa Ana CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-250 A Garden Grove CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-251 A Garden Grove CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
657-252 A Buena Park CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
657-253 A Fullerton CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
657-254 A Anaheim CA RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730      
657-255 A Buena Park CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-256 A Cypress CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2024-01-23   
657-257 A Westminster CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
657-258 A Placentia CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
657-259 A Huntington Beach CA LNBHCAXPXWX  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
657-260 A Silverado CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-261 A Santa Ana CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-262 A Anaheim CA RVSDCAYAGT1  899D METROPCS NETWORKS, LLC 730      
657-263 A Garden Grove CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730      
657-264 A Santa Ana CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-265 A Santa Ana CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-266 A Santa Ana CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
657-267 A Santa Ana CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-268 A Santa Ana CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-269 A Santa Ana CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-270 A Santa Ana CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-271 A Westminster CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
657-272 A Anaheim CA RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730      
657-273 A Santa Ana CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730      
657-274 A Orange CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-275 A Placentia CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
657-276 A Anaheim CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
657-277 A Westminster CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730      
657-278 A Fullerton CA FUTNCA01DS0  9740 PACIFIC BELL 730      
657-279 A Santa Ana CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-280 A Huntington Beach CA ANHMCACLCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
657-281 A Orange CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
657-282 A Orange CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
657-283 A Santa Ana CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-284 A Orange CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-285 A Santa Ana CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-286 A Brea CA ANHMCACLCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
657-287 A Silverado CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-288 A Westminster CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-289 A Santa Ana CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
657-290 A Santa Ana CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-291 A Orange CA ANHMCACLCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
657-292 A Santa Ana CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-293 A Silverado CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-294 A Santa Ana CA ANHMCACLCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
657-295 A Anaheim CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
657-296 A Garden Grove CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
657-297 A Silverado CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-298 A Cypress CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-299 A Santa Ana CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-300 A Huntington Beach CA LNBHCAXPXBY  649C ONVOY, LLC - CA 730   2024-01-23   

1 2 3 4 5 6 >>

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.