Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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San Francisco: Central DA, CA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
415-200 A SNFCCAMMDSA  4129 O1 COMMUNICATIONS, INC. - CA 722      
415-200 0   515J IP HORIZON LLC 722      
415-200 1 SNFCCAMKX5Y  506J TWILIO INTERNATIONAL, INC. 722      
415-200 2 SNFCCAMKX5Y  506J TWILIO INTERNATIONAL, INC. 722      
415-200 3 SNFCCAMKX5Y  506J TWILIO INTERNATIONAL, INC. 722      
415-200 4   515J IP HORIZON LLC 722      
415-200 5 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2003-09-30   
415-200 6 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2003-10-01   
415-200 7 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2003-10-01   
415-200 8 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2003-10-01   
415-200 9 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2003-10-01   
415-201 A SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722      
415-202 A SNFCCA12DS1  9740 PACIFIC BELL 722      
415-202 0 SNFCCA12DS1  9740 PACIFIC BELL 722      
415-202 1 SNFCCA12DS1  9740 PACIFIC BELL 722      
415-202 2 SNFCCA12DS1  9740 PACIFIC BELL 722      
415-202 3 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2005-08-01   
415-202 4 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2006-06-01   
415-202 5 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2008-02-14   
415-202 6 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2013-12-29   
415-202 7 SNFCCA12DS1  9740 PACIFIC BELL 722      
415-202 8 SNFCCA12DS1  9740 PACIFIC BELL 722      
415-202 9 SNFCCA12DS1  9740 PACIFIC BELL 722      
415-203 A SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
415-204 A SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722      
415-205 A SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
415-206 A SNFCCA05DS0  9740 PACIFIC BELL 722      
415-207 A SNFCCA21XEZ  6630 USA MOBILITY WIRELESS, INC. 722      
415-208 A SNFCCA21XEZ  6630 USA MOBILITY WIRELESS, INC. 722      
415-210 A SNFCCA21XEZ  6630 USA MOBILITY WIRELESS, INC. 722      
415-212 A HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
415-212 0 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2014-12-08   
415-212 1 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2014-12-08   
415-212 2 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2014-12-08   
415-212 3 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2014-12-08   
415-212 4 SNFCCAMKX5Y  506J TWILIO INTERNATIONAL, INC. 722   2015-08-05   
415-212 5 SNFCCAMKX5Y  506J TWILIO INTERNATIONAL, INC. 722   2015-08-05   
415-212 6 SNFCCAMKX5Y  506J TWILIO INTERNATIONAL, INC. 722   2015-08-05   
415-212 7 SNFCCAMKX5Y  506J TWILIO INTERNATIONAL, INC. 722   2015-08-05   
415-212 8 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-12-09   
415-212 9 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-12-09   
415-214 A HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
415-214 0 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2014-12-05   
415-214 1 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2014-12-05   
415-214 2 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2014-12-05   
415-214 3 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2014-12-05   
415-214 4 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2014-12-05   
415-214 5 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2014-12-05   
415-214 6 SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2015-08-04   
415-214 7 SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2015-08-04   

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

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