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: 628 [Rate centres in NPA 628] [Dial plan for NPA 628]

Block: A

1 2 3 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
628-200 A San Francisco: Juniper DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-201 A San Francisco: Central DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-202 A Belvedere CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
628-203 A Stinson Beach-Bolinas CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-204 A Nicasio CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
628-205 A San Francisco: Central DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
628-206 A San Francisco: Central DA CA SNFCCA05DS0  9740 PACIFIC BELL 722      
628-207 A San Francisco: Montrose-Evergreen DA CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
628-208 A San Francisco: Central DA CA SNJUCACL2MD  197D VONAGE AMERICA LLC 722      
628-209 A Novato CA SNJUCACL3MD  073H TELNYX LLC 722      
628-210 A Inverness CA SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722      
628-212 A Corte Madera CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
628-213 A San Francisco: Central DA CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
628-214 A Novato CA SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722      
628-215 A Mill Valley CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
628-216 A Point Reyes CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
628-217 A San Francisco: Central DA CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
628-218 A San Francisco: Central DA CA HYWRCAMCDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 722      
628-219 A San Francisco: Montrose-Evergreen DA CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
628-220 A San Francisco: Central DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
628-221 A San Francisco: Central DA CA SNVACAHZ0MD  508J CENTURYLINK COMMUNICATIONS LLC 722      
628-222 A San Francisco: Central DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-223 A San Francisco: Central DA CA SNFCCAFJDS0  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
628-224 A San Francisco: Montrose-Evergreen DA CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
628-225 A San Francisco: Central DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
628-226 A Belvedere CA CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
628-227 A San Francisco: Montrose-Evergreen DA CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
628-228 A San Francisco: Central DA CA SNFCCA01DS2  9740 PACIFIC BELL 722      
628-229 A Point Reyes CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-230 A San Francisco: Central DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
628-231 A San Francisco: Central DA CA SNFCCAFJDS0  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
628-232 A Inverness CA SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722      
628-233 A San Francisco: Central DA CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
628-234 A San Rafael CA SNJSCAYBGT0  7453 US TELEPACIFIC CORP. - CA 722      
628-235 A San Francisco: Central DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
628-236 A Novato CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
628-237 A Sausalito CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
628-238 A Ignacio CA SNFCCACQ0MD  060G AIRUS, INC. - CA 722      
628-239 A San Francisco: Juniper DA CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
628-240 A San Rafael CA OKLECAZVGT0  5562 METROPCS, INC. 722      
628-241 A San Francisco: Juniper DA CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
628-242 A San Francisco: Central DA CA SNFCCA04DS1  9740 PACIFIC BELL 722      
628-243 A San Rafael CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-244 A Belvedere CA SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722      
628-245 A Mill Valley CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-246 A San Francisco: Central DA CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
628-247 A San Francisco: Central DA CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
628-248 A San Francisco: Montrose-Evergreen DA CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
628-249 A San Francisco: Central DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
628-250 A San Francisco: Juniper DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      

1 2 3 >>

Last updated: Fri, 13 May 2022 22:16:13 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.