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.

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
626-993 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      
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      
628-234 7 San Rafael CA SNJSCAYB0MD  722      
628-234 8 San Rafael CA SNJSCAYB0MD  722      
628-235 5 San Francisco: Central DA CA SNJSCAYB0MD  722      
628-235 6 San Francisco: Central DA CA SNJSCAYB0MD  722      
628-236 2 Novato CA SNJSCAYB0MD  722      
628-241 3 San Francisco: Juniper DA CA SNJSCAYB0MD  722      
650-206 A Woodside CA SNJSCAYB0MD  722      
650-206 6 Woodside CA SNJSCAYB0MD  722      
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      
650-241 6 Redwood City CA SNJSCAYB0MD  722      
650-241 7 Redwood City CA SNJSCAYB0MD  722      
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      
650-264 6 San Carlos-Belmont CA SNJSCAYB0MD  722      
650-267 7 South San Francisco CA SNJSCAYB0MD  722      
650-314 7 Mountain View CA SNJSCAYB0MD  722      
650-393 6 San Mateo CA SNJSCAYB0MD  722      
650-393 8 San Mateo CA SNJSCAYB0MD  722      
650-409 A Millbrae CA SNJSCAYB0MD  722      
650-409 0 Millbrae CA SNJSCAYB0MD  722      
650-409 4 Millbrae CA SNJSCAYB0MD  722      
650-410 4 South San Francisco CA SNJSCAYB0MD  722      
650-416 A South San Francisco CA SNJSCAYB0MD  722      
650-416 0 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 0 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      
650-426 6 Mountain View CA SNJSCAYB0MD  722      
650-433 2 Palo Alto CA SNJSCAYB0MD  722      
650-433 3 Palo Alto CA SNJSCAYB0MD  722      
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      
650-458 2 San Mateo CA SNJSCAYB0MD  722      
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 0 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      
650-516 9 Pacifica CA SNJSCAYB0MD  722      
650-517 A San Carlos-Belmont CA SNJSCAYB0MD  722      
650-517 1 San Carlos-Belmont CA SNJSCAYB0MD  722      
650-517 2 San Carlos-Belmont CA SNJSCAYB0MD  722      
650-517 5 San Carlos-Belmont CA SNJSCAYB0MD  722      
650-517 8 San Carlos-Belmont CA SNJSCAYB0MD  722      
650-517 9 San Carlos-Belmont CA SNJSCAYB0MD  722      
650-521 8 Palo Alto CA SNJSCAYB0MD  722      
650-522 3 San Mateo CA SNJSCAYB0MD  722      
650-532 A San Mateo CA SNJSCAYB0MD  722      
650-532 0 San Mateo CA SNJSCAYB0MD  722      

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

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