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
415-278 4 SNFCCA21DS0  9740 PACIFIC BELL 722      
415-278 5 SNFCCA21DS0  9740 PACIFIC BELL 722      
415-278 6 SNFCCA21DS0  9740 PACIFIC BELL 722      
415-278 7 SNFCCA21DS0  9740 PACIFIC BELL 722      
415-278 8 SNFCCA21DS0  9740 PACIFIC BELL 722      
415-278 9 SNFCCA21DS0  9740 PACIFIC BELL 722      
415-279 A SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
415-280 A SNFCCA21XEZ  6630 USA MOBILITY WIRELESS, INC. 722      
415-281 A SNFCCA21DS1  9740 PACIFIC BELL 722      
415-282 A SNFCCA05DS0  9740 PACIFIC BELL 722      
415-283 A SNFCCA01DS1  9740 PACIFIC BELL 722      
415-283 0 SNFCCA01DS1  9740 PACIFIC BELL 722      
415-283 1 SNFCCA01DS1  9740 PACIFIC BELL 722      
415-283 2 SNFCCA01DS1  9740 PACIFIC BELL 722      
415-283 3 SNFCCA01DS1  9740 PACIFIC BELL 722      
415-283 4 SNFCCA01DS1  9740 PACIFIC BELL 722      
415-283 5 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2004-08-19   
415-283 6 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2004-08-19   
415-283 7 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2004-08-19   
415-283 8 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2004-08-02   
415-283 9 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2004-10-22   
415-284 A SNFCCA21DS1  9740 PACIFIC BELL 722      
415-285 A SNFCCA05DS0  9740 PACIFIC BELL 722      
415-288 A SNFCCA01DS1  9740 PACIFIC BELL 722      
415-290 A SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
415-291 A SNFCCA01DS0  9740 PACIFIC BELL 722      
415-291 0 SNFCCA01DS0  9740 PACIFIC BELL 722      
415-291 1 SNFCCA01DS0  9740 PACIFIC BELL 722      
415-291 2 OKLDCAMP1MD  4733 PAETEC COMMUNICATIONS, INC. - CA 722   2009-10-06   
415-291 3 SNFCCA01DS0  9740 PACIFIC BELL 722      
415-291 4 SNFCCA01DS0  9740 PACIFIC BELL 722      
415-291 5 SNFCCA01DS0  9740 PACIFIC BELL 722      
415-291 6 SNFCCA01DS0  9740 PACIFIC BELL 722      
415-291 7 SNFCCA01DS0  9740 PACIFIC BELL 722      
415-291 8 SNFCCA01DS0  9740 PACIFIC BELL 722      
415-291 9 SNFCCA01DS0  9740 PACIFIC BELL 722      
415-292 A SNFCCA12DS0  9740 PACIFIC BELL 722      
415-293 A SNFCCAFJDS0  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
415-296 A SNFCCA01DS0  9740 PACIFIC BELL 722      
415-296 0 SNFCCA01DS0  9740 PACIFIC BELL 722      
415-296 1 SNFCCA01DS0  9740 PACIFIC BELL 722      
415-296 2 SNFCCA01DS0  9740 PACIFIC BELL 722      
415-296 3 SNFCCA01DS0  9740 PACIFIC BELL 722      
415-296 4 SNFCCA01DS0  9740 PACIFIC BELL 722      
415-296 5 SNFCCA01DS0  9740 PACIFIC BELL 722      
415-296 6 FRMTCAEDDS2  7262 XO CALIFORNIA, INC. 722   2008-11-10   
415-296 7 SNFCCA01DS0  9740 PACIFIC BELL 722      
415-296 8 SNFCCA01DS0  9740 PACIFIC BELL 722      
415-296 9 SNFCCA01DS0  9740 PACIFIC BELL 722      
415-297 A SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      

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Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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