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
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   2007-09-10   
650-522 3 San Mateo CA SNJSCAYB0MD  722   2009-04-23   
650-532 A San Mateo CA SNJSCAYB0MD  722      
650-532 1 San Mateo CA SNJSCAYB0MD  722   2009-10-11   
650-532 2 San Mateo CA SNJSCAYB0MD  722      
650-532 6 San Mateo CA SNJSCAYB0MD  722      
650-535 A Moss Beach CA SNJSCAYB0MD  722      
650-535 9 Moss Beach CA SNJSCAYB0MD  722      
650-538 A Pescadero CA SNJSCAYB0MD  722      
650-538 9 Pescadero CA SNJSCAYB0MD  722      
650-543 A Palo Alto CA SNJSCAYB0MD  722      
650-546 3 Palo Alto CA SNJSCAYB0MD  722   2015-11-26   
650-550 3 San Francisco: Juniper DA CA SNJSCAYB0MD  722   2008-09-11   
650-618 7 Palo Alto CA SNJSCAYB0MD  722   2008-03-08   
650-645 1 San Mateo CA SNJSCAYB0MD  722   2007-03-11   
650-645 6 San Mateo CA SNJSCAYB0MD  722   2007-03-11   
650-645 7 San Mateo CA SNJSCAYB0MD  722   2007-03-11   
650-665 8 Palo Alto CA SNJSCAYB0MD  722   2014-10-09   
650-681 A Palo Alto CA SNJSCAYB0MD  722      
650-681 3 Palo Alto CA SNJSCAYB0MD  722   2010-03-08   
650-681 5 Palo Alto CA SNJSCAYB0MD  722   2009-10-11   
650-681 6 Palo Alto CA SNJSCAYB0MD  722   2009-10-11   
650-730 5 San Carlos-Belmont CA SNJSCAYB0MD  722   2008-10-16   
650-737 4 South San Francisco CA SNJSCAYB0MD  722   2008-11-16   
650-739 4 Palo Alto CA SNJSCAYB0MD  722   2008-03-08   
650-746 3 San Francisco: Juniper DA CA SNJSCAYB0MD  722   2002-10-17   
650-746 5 San Francisco: Juniper DA CA SNJSCAYB0MD  722   2014-11-28   
650-772 3 Mountain View CA SNJSCAYB0MD  722   2015-01-17   
650-779 6 Redwood City CA SNJSCAYB0MD  722   2015-04-01   
650-804 7 Palo Alto CA SNJSCAYB0MD  722   2008-03-08   
650-810 A Mountain View CA SNJSCAYB0MD  722      
650-810 0 Mountain View CA SNJSCAYB0MD  722      
650-810 1 Mountain View CA SNJSCAYB0MD  722      
650-810 2 Mountain View CA SNJSCAYB0MD  722      
650-810 8 Mountain View CA SNJSCAYB0MD  722      
650-810 9 Mountain View CA SNJSCAYB0MD  722      
650-832 A San Carlos-Belmont CA SNJSCAYB0MD  722      
650-832 6 San Carlos-Belmont CA SNJSCAYB0MD  722      
650-931 A San Mateo CA SNJSCAYB0MD  722      
650-931 0 San Mateo CA SNJSCAYB0MD  722      
650-931 1 San Mateo CA SNJSCAYB0MD  722      
650-931 2 San Mateo CA SNJSCAYB0MD  722      
650-931 3 San Mateo CA SNJSCAYB0MD  722      
650-931 8 San Mateo CA SNJSCAYB0MD  722      
650-931 9 San Mateo CA SNJSCAYB0MD  722      
650-933 9 Mountain View CA SNJSCAYB0MD  722   2012-03-06   
650-963 8 Mountain View CA SNJSCAYB0MD  722   2007-12-27   
657-200 4 Westminster CA IRVNCASM1MD  730   2010-03-11   
657-212 8 Santa Ana CA IRVNCASM1MD  730   2012-01-25   
657-218 3 Santa Ana CA IRVNCASM1MD  730   2013-08-06   
657-218 7 Santa Ana CA IRVNCASM1MD  730   2013-09-19   
657-221 4 Orange CA IRVNCASM1MD  730   2013-05-23   
657-227 4 Westminster CA IRVNCASM1MD  730   2014-06-18   
657-227 5 Westminster CA IRVNCASM1MD  730   2015-03-22   
657-229 6 Santa Ana CA IRVNCASM1MD  730   2010-04-26   
657-229 7 Santa Ana CA IRVNCASM1MD  730   2010-04-26   
657-229 8 Santa Ana CA IRVNCASM1MD  730   2010-04-26   
657-232 6 Santa Ana CA IRVNCASM1MD  730   2013-12-29   
657-235 5 Santa Ana CA IRVNCASM1MD  730   2012-01-02   
657-261 4 Santa Ana CA IRVNCASM1MD  730   2014-12-29   
657-266 3 Santa Ana CA IRVNCASM1MD  730   2015-07-15   
657-267 3 Santa Ana CA IRVNCASM1MD  730   2017-03-10   
657-267 4 Santa Ana CA IRVNCASM1MD  730   2017-03-10   
657-274 7 Orange CA IRVNCASM1MD  730   2015-07-24   
657-341 7 Brea CA IRVNCASM1MD  730   2017-03-12   
657-605 A Orange CA IRVNCASM1MD  730      
657-605 7 Orange CA IRVNCASM1MD  730   2022-08-15   
657-605 8 Orange CA IRVNCASM1MD  730   2022-08-15   
657-622 4 Santa Ana CA IRVNCASM1MD  730   2009-11-27   
657-859 2 Santa Ana CA IRVNCASM1MD  730   2009-12-18   
657-859 5 Santa Ana CA IRVNCASM1MD  730   2009-12-24   
661-208 4 Palmdale: Palmdale DA CA IRVNCASM1MD  730   2008-05-04   
661-233 8 Palmdale: Palmdale DA CA IRVNCASM1MD  730   2008-05-04   
661-237 6 Shafter CA BKFDCA12XRX  734   2005-03-31   
661-241 5 Bakersfield: South DA CA BKFDCA12XRX  734   2005-06-18   
661-241 6 Bakersfield: South DA CA BKFDCA12XRX  734   2008-02-17   
661-241 7 Bakersfield: South DA CA BKFDCA12XRX  734   2008-02-17   
661-247 6 Arvin CA BKFDCA12XRX  734   2005-03-31   
661-341 3 Lancaster CA IRVNCASM1MD  730   2005-11-24   
661-347 7 Santa Clarita: Saugus Canyon Country DA CA IRVNCASM1MD  730   2008-11-17   
661-368 3 Bakersfield: North DA CA BKFDCA12XRX  734   2008-03-08   
661-371 2 Bakersfield: Main DA CA BKFDCA12XRX  734   2008-03-08   
661-371 3 Bakersfield: Main DA CA BKFDCA12XRX  734   2008-03-08   
661-377 A Bakersfield: Main DA CA BKFDCA12XRX  734      
661-377 0 Bakersfield: Main DA CA BKFDCA12XRX  734      
661-377 1 Bakersfield: Main DA CA BKFDCA12XRX  734      
661-377 2 Bakersfield: Main DA CA BKFDCA12XRX  734      
661-377 3 Bakersfield: Main DA CA BKFDCA12XRX  734      
661-377 7 Bakersfield: Main DA CA BKFDCA12XRX  734      
661-377 9 Bakersfield: Main DA CA BKFDCA12XRX  734      
661-381 A Bakersfield: South DA CA BKFDCA12XRX  734      
661-381 2 Bakersfield: South DA CA BKFDCA12XRX  734   2009-07-23   
661-390 A Arvin CA BKFDCA12XRX  734      

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

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