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.

South San Francisco, CA

<< 1 2 3 4 5 6 7 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
650-754 7   649C ONVOY, LLC - CA 722      
650-754 8 SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722      
650-754 9 COLACA01DS0  9740 PACIFIC BELL 722      
650-760 A SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
650-760 0 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
650-760 1 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
650-760 5   433E SONIC TELECOM, LLC - CA 722      
650-760 6 SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
650-760 8 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
650-760 9 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
650-763 A SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-763 0 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-763 1 OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722      
650-763 2 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-763 3 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-763 4 SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722      
650-763 5 SNFCCAFJDS0  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
650-763 6 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
650-763 7 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
650-763 8 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-763 9 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-784 A   6529 T-MOBILE USA, INC. 722      
650-784 0 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-784 1 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
650-784 2 SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-784 3 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
650-784 4 SNVACAHZ0MD  508J CENTURYLINK COMMUNICATIONS, LLC 722      
650-784 5 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
650-784 6 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
650-784 7 OKLDCAMP1MD  4733 PAETEC COMMUNICATIONS, INC. - CA 722      
650-784 8   5562 METROPCS, INC. 722      
650-784 9   5562 METROPCS, INC. 722      
650-794 A SNBUCA02DS0  9740 PACIFIC BELL 722      
650-797 A SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-797 0 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-797 1 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-797 2 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-797 3 SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-797 4 SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-797 5 SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-797 6 SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-797 7 SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-797 8 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
650-797 9 SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-808 A SNBUCA02DS0  9740 PACIFIC BELL 722      
650-808 0 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
650-808 1 SNBUCA02DS0  9740 PACIFIC BELL 722      
650-808 2 SNBUCA02DS0  9740 PACIFIC BELL 722      
650-808 3 SNBUCA02DS0  9740 PACIFIC BELL 722      
650-808 4 SNBUCA02DS0  9740 PACIFIC BELL 722      
650-808 5 SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-808 6 SNBUCA02DS0  9740 PACIFIC BELL 722      
650-808 7 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
650-808 8 SNBUCA02DS0  9740 PACIFIC BELL 722      
650-808 9   145J TERRA NOVA TELECOM INC. 722      
650-821 A SNFCCAFJDS0  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
650-822 A SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
650-822 0 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
650-822 1 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
650-822 2 SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-822 3 SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-822 4 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
650-822 5 OKLDCAMP1MD  4733 PAETEC COMMUNICATIONS, INC. - CA 722      
650-822 6 SNJUCACL3MD  073H TELNYX LLC 722      
650-822 7 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-822 8 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-822 9 SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-825 A HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
650-825 0 SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-825 1 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
650-825 2 HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
650-825 3 HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
650-825 4 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
650-825 5 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-825 6 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-825 7 HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
650-825 8 SNVACAHZ0MD  508J CENTURYLINK COMMUNICATIONS, LLC 722      
650-825 9 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-826 A   6529 T-MOBILE USA, INC. 722      
650-826 0   5562 METROPCS, INC. 722      
650-826 1 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
650-826 2 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-826 3 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-826 4 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
650-826 5 SNJSCA02DS4  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
650-826 6 SNJSCA02DS4  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
650-826 7 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
650-826 8   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
650-826 9 SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-827 A SNBUCA02DS1  9740 PACIFIC BELL 722      
650-827 0 SNBUCA02DS1  9740 PACIFIC BELL 722      
650-827 1 SNBUCA02DS1  9740 PACIFIC BELL 722      
650-827 2 SNBUCA02DS1  9740 PACIFIC BELL 722      
650-827 3 SNBUCA02DS1  9740 PACIFIC BELL 722      
650-827 4 SNBUCA02DS1  9740 PACIFIC BELL 722      
650-827 5   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
650-827 6 SNBUCA02DS1  9740 PACIFIC BELL 722      
650-827 7 SNBUCA02DS1  9740 PACIFIC BELL 722      
650-827 8 SNBUCA02DS1  9740 PACIFIC BELL 722      
650-827 9 SNBUCA02DS1  9740 PACIFIC BELL 722      

<< 1 2 3 4 5 6 7 >>

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.