Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
626-820 A La Puente CA IRVNCASM1MD  730      
626-820 0 La Puente CA IRVNCASM1MD  730      
626-820 1 La Puente CA IRVNCASM1MD  730      
626-820 5 La Puente CA IRVNCASM1MD  730      
626-820 6 La Puente CA IRVNCASM1MD  730      
626-820 7 La Puente CA IRVNCASM1MD  730      
626-869 A Covina-Baldwin Park CA IRVNCASM1MD  730      
626-869 0 Covina-Baldwin Park CA IRVNCASM1MD  730      
626-869 1 Covina-Baldwin Park CA IRVNCASM1MD  730      
626-921 A Sierra Madre CA IRVNCASM1MD  730      
626-921 1 Sierra Madre CA IRVNCASM1MD  730      
626-921 8 Sierra Madre CA IRVNCASM1MD  730      
626-921 9 Sierra Madre CA IRVNCASM1MD  730      
626-940 A Alhambra CA IRVNCASM1MD  730      
626-940 2 Alhambra CA IRVNCASM1MD  730      
626-941 A El Monte CA IRVNCASM1MD  730      
626-941 3 El Monte CA IRVNCASM1MD  730      
626-993 A Pasadena: Pasadena DA CA IRVNCASM1MD  730      
626-993 1 Pasadena: Pasadena DA CA IRVNCASM1MD  730      
626-993 3 Pasadena: Pasadena DA CA IRVNCASM1MD  730      
626-993 6 Pasadena: Pasadena DA CA IRVNCASM1MD  730   2010-06-12   
626-993 9 Pasadena: Pasadena DA CA IRVNCASM1MD  730      
628-234 A San Rafael CA SNJSCAYB0MD  722      
628-234 6 San Rafael CA SNJSCAYB0MD  722   2015-05-10   
628-234 7 San Rafael CA SNJSCAYB0MD  722   2015-05-10   
628-234 8 San Rafael CA SNJSCAYB0MD  722   2015-05-10   
628-235 6 San Francisco: Central DA CA SNJSCAYB0MD  722   2016-01-28   
628-236 2 Novato CA SNJSCAYB0MD  722   2016-05-16   
628-241 3 San Francisco: Juniper DA CA SNJSCAYB0MD  722   2016-08-28   
650-206 A Woodside CA SNJSCAYB0MD  722      
650-206 6 Woodside CA SNJSCAYB0MD  722   2004-04-09   
650-209 A Los Altos CA SNJSCAYB0MD  722      
650-209 1 Los Altos CA SNJSCAYB0MD  722      
650-209 3 Los Altos CA SNJSCAYB0MD  722      
650-209 9 Los Altos CA SNJSCAYB0MD  722      
650-223 A Palo Alto CA SNJSCAYB0MD  722      
650-223 0 Palo Alto CA SNJSCAYB0MD  722      
650-223 2 Palo Alto CA SNJSCAYB0MD  722      
650-223 6 Palo Alto CA SNJSCAYB0MD  722      
650-223 7 Palo Alto CA SNJSCAYB0MD  722      
650-223 8 Palo Alto CA SNJSCAYB0MD  722      
650-235 7 San Mateo CA SNJSCAYB0MD  722   2009-11-21   
650-241 6 Redwood City CA SNJSCAYB0MD  722   2008-11-16   
650-241 7 Redwood City CA SNJSCAYB0MD  722   2007-12-27   
650-243 A South San Francisco CA SNJSCAYB0MD  722      
650-243 2 South San Francisco CA SNJSCAYB0MD  722      
650-243 3 South San Francisco CA SNJSCAYB0MD  722      
650-243 4 South San Francisco CA SNJSCAYB0MD  722      
650-243 5 South San Francisco CA SNJSCAYB0MD  722      
650-243 6 South San Francisco CA SNJSCAYB0MD  722      
650-243 9 South San Francisco CA SNJSCAYB0MD  722      
650-267 7 South San Francisco CA SNJSCAYB0MD  722   2004-02-02   
650-314 7 Mountain View CA SNJSCAYB0MD  722   2008-11-16   
650-393 6 San Mateo CA SNJSCAYB0MD  722   2004-02-02   
650-393 8 San Mateo CA SNJSCAYB0MD  722   2008-09-04   
650-409 A Millbrae CA SNJSCAYB0MD  722      
650-409 0 Millbrae CA SNJSCAYB0MD  722      
650-409 4 Millbrae CA SNJSCAYB0MD  722      
650-416 A South San Francisco CA SNJSCAYB0MD  722      
650-416 2 South San Francisco CA SNJSCAYB0MD  722      
650-416 3 South San Francisco CA SNJSCAYB0MD  722      
650-416 5 South San Francisco CA SNJSCAYB0MD  722      
650-416 7 South San Francisco CA SNJSCAYB0MD  722      
650-417 A Mountain View CA SNJSCAYB0MD  722      
650-417 0 Mountain View CA SNJSCAYB0MD  722      
650-417 2 Mountain View CA SNJSCAYB0MD  722      
650-417 6 Mountain View CA SNJSCAYB0MD  722      
650-417 7 Mountain View CA SNJSCAYB0MD  722      
650-421 A Redwood City CA SNJSCAYB0MD  722      
650-421 2 Redwood City CA SNJSCAYB0MD  722      
650-421 4 Redwood City CA SNJSCAYB0MD  722      
650-421 7 Redwood City CA SNJSCAYB0MD  722      
650-421 8 Redwood City CA SNJSCAYB0MD  722      
650-421 9 Redwood City CA SNJSCAYB0MD  722      
650-422 7 Palo Alto CA SNJSCAYB0MD  722   2013-08-31   
650-426 6 Mountain View CA SNJSCAYB0MD  722   2012-03-12   
650-433 2 Palo Alto CA SNJSCAYB0MD  722   2012-01-12   
650-433 3 Palo Alto CA SNJSCAYB0MD  722   2007-12-27   
650-434 A Woodside CA SNJSCAYB0MD  722      
650-434 9 Woodside CA SNJSCAYB0MD  722      
650-443 A Millbrae CA SNJSCAYB0MD  722      
650-443 1 Millbrae CA SNJSCAYB0MD  722      
650-443 2 Millbrae CA SNJSCAYB0MD  722      
650-443 3 Millbrae CA SNJSCAYB0MD  722      
650-443 4 Millbrae CA SNJSCAYB0MD  722      
650-443 9 Millbrae CA SNJSCAYB0MD  722      
650-450 5 Mountain View CA SNJSCAYB0MD  722   2004-02-02   
650-458 2 San Mateo CA SNJSCAYB0MD  722   2008-11-16   
650-471 A Los Altos CA SNJSCAYB0MD  722      
650-471 0 Los Altos CA SNJSCAYB0MD  722      
650-479 A Half Moon Bay CA SNJSCAYB0MD  722      
650-479 9 Half Moon Bay CA SNJSCAYB0MD  722      
650-487 A La Honda CA SNJSCAYB0MD  722      
650-487 9 La Honda CA SNJSCAYB0MD  722      
650-503 A Redwood City CA SNJSCAYB0MD  722      
650-503 2 Redwood City CA SNJSCAYB0MD  722      
650-503 5 Redwood City CA SNJSCAYB0MD  722      
650-503 7 Redwood City CA SNJSCAYB0MD  722      
650-516 A Pacifica CA SNJSCAYB0MD  722      
650-516 0 Pacifica CA SNJSCAYB0MD  722      

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Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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