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.

San Francisco: Central DA, CA

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
415-850 0   5562 METROPCS, INC. 722      
415-850 1   5562 METROPCS, INC. 722      
415-850 2 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
415-850 3 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
415-850 4 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
415-850 5 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
415-850 6 OKLECAZVGT0  5562 METROPCS, INC. 722      
415-850 7 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
415-850 8 OKLECAZVGT0  5562 METROPCS, INC. 722      
415-850 9 OKLECAZVGT0  5562 METROPCS, INC. 722      
415-851 A SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
415-851 0 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
415-851 1 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
415-851 2 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
415-851 3 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
415-851 4 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
415-851 5 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
415-851 6 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
415-851 7 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
415-851 8 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
415-851 9 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
415-852 A HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
415-852 0 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
415-852 1 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
415-852 2 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
415-852 3 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
415-852 4 SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
415-852 5 SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
415-852 6 OKLDCAMP1MD  4733 PAETEC COMMUNICATIONS, INC. - CA 722      
415-852 7 OKLDCAEBDS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 722      
415-852 8 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
415-852 9   649C ONVOY, LLC - CA 722      
415-853 A   649C ONVOY, LLC - CA 722      
415-853 0   649C ONVOY, LLC - CA 722      
415-853 1 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
415-853 2 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
415-853 3 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
415-853 4 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
415-853 5 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
415-853 6 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
415-853 7 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
415-853 8 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
415-853 9 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
415-854 A SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
415-854 0 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
415-854 1 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
415-854 2 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
415-854 3 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
415-854 4 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
415-854 5 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
415-854 6 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
415-854 7 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
415-854 8 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
415-854 9 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
415-856 A SNFCCA21DS1  9740 PACIFIC BELL 722      
415-856 0 SNFCCA21DS1  9740 PACIFIC BELL 722      
415-856 1 SNFCCA21DS1  9740 PACIFIC BELL 722      
415-856 2 SNFCCA21DS1  9740 PACIFIC BELL 722      
415-856 3 SNFCCA21DS1  9740 PACIFIC BELL 722      
415-856 4 SNFCCA21DS1  9740 PACIFIC BELL 722      
415-856 5 SNFCCA21DS1  9740 PACIFIC BELL 722      
415-856 6 SNFCCA12DS0  9740 PACIFIC BELL 722      
415-856 7 SNFCCA21DS1  9740 PACIFIC BELL 722      
415-856 8 SNFCCA21DS1  9740 PACIFIC BELL 722      
415-856 9 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
415-857 A SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
415-857 0 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
415-857 1 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
415-857 2 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
415-857 3 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
415-857 4 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
415-857 5 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
415-857 6 SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
415-857 7 SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
415-857 8 SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
415-857 9 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
415-860 A SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
415-861 A SNFCCA04DS1  9740 PACIFIC BELL 722      
415-861 0 SNFCCA04DS1  9740 PACIFIC BELL 722      
415-861 1 SNFCCA04DS1  9740 PACIFIC BELL 722      
415-861 2 SNFCCA04DS1  9740 PACIFIC BELL 722      
415-861 3 SNFCCA04DS1  9740 PACIFIC BELL 722      
415-861 4 SNFCCA04DS1  9740 PACIFIC BELL 722      
415-861 5 SNFCCA04DS1  9740 PACIFIC BELL 722      
415-861 6 SNFCCA04DS1  9740 PACIFIC BELL 722      
415-861 7 SNFCCA04DS1  9740 PACIFIC BELL 722      
415-861 8 SNFCCA04DS1  9740 PACIFIC BELL 722      
415-861 9 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
415-863 A SNFCCA04DS1  9740 PACIFIC BELL 722      
415-864 A SNFCCA04DS1  9740 PACIFIC BELL 722      
415-864 0 SNFCCA04DS1  9740 PACIFIC BELL 722      
415-864 1 SNFCCA04DS1  9740 PACIFIC BELL 722      
415-864 2 SNFCCA04DS1  9740 PACIFIC BELL 722      
415-864 3 SNFCCA04DS1  9740 PACIFIC BELL 722      
415-864 4 SNFCCA04DS1  9740 PACIFIC BELL 722      
415-864 5 SNFCCA04DS1  9740 PACIFIC BELL 722      
415-864 6 SNFCCA04DS1  9740 PACIFIC BELL 722      
415-864 7 SNFCCA04DS1  9740 PACIFIC BELL 722      
415-864 8 SNFCCA04DS1  9740 PACIFIC BELL 722      
415-864 9 SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 >>

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.