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
830-851 8 Devine TX SNANTX91XMY  566   2010-12-23   
830-867 6 Brackettville TX SNANTX91XMY  566   2012-04-15   
830-875 4 Luling TX SNANTX91XMY  566   2012-04-15   
830-931 8 Castroville EMS TX SNANTX91XMY  566   2010-12-23   
831-205 5 Hollister CA SLNSCA01XQY  736   2011-03-18   
831-222 A Felton CA SNJSCAYB0MD  722      
831-222 9 Felton CA SNJSCAYB0MD  722      
831-233 5 Monterey CA SLNSCA01XQY  736   2006-06-18   
831-233 7 Monterey CA SLNSCA01XQY  736   2007-03-13   
831-237 6 Soledad CA SLNSCA01XQY  736   2013-07-08   
831-253 A Salinas CA SLNSCA01XQY  736      
831-253 7 Salinas CA SLNSCA01XQY  736   2021-01-18   
831-259 A Monterey CA SLNSCA01XQY  736      
831-259 7 Monterey CA SLNSCA01XQY  736   2022-08-12   
831-259 8 Monterey CA SLNSCA01XQY  736   2022-08-12   
831-263 8 King City CA SLNSCA01XQY  736   2016-01-07   
831-267 A Big Sur CA SLNSCA01XQY  736      
831-267 7 Big Sur CA SLNSCA01XQY  736   2007-02-02   
831-270 A Salinas CA SLNSCA01XQY  736      
831-270 4 Salinas CA SLNSCA01XQY  736   2022-08-12   
831-270 7 Salinas CA SLNSCA01XQY  736   2022-08-12   
831-287 2 Salinas CA SLNSCA01XQY  736   2011-09-01   
831-287 3 Salinas CA SLNSCA01XQY  736   2013-09-20   
831-290 A Gonzales CA SLNSCA01XQY  736      
831-324 6 Monterey CA SLNSCA01XQY  736   2012-01-12   
831-406 6 Watsonville CA SNJSCAYB0MD  722   2011-12-12   
831-515 A Santa Cruz CA SNJSCAYB0MD  722      
831-515 0 Santa Cruz CA SNJSCAYB0MD  722      
831-574 A Carmel CA SLNSCA01XQY  736      
831-574 4 Carmel CA SLNSCA01XQY  736   2013-02-01   
831-600 A Santa Cruz CA SNJSCAYB0MD  722      
831-600 1 Santa Cruz CA SNJSCAYB0MD  722      
831-600 2 Santa Cruz CA SNJSCAYB0MD  722      
831-600 3 Santa Cruz CA SNJSCAYB0MD  722      
831-600 4 Santa Cruz CA SNJSCAYB0MD  722      
831-600 9 Santa Cruz CA SNJSCAYB0MD  722      
831-607 3 Aptos CA SNJSCAYB0MD  722   2009-07-04   
831-627 8 San Ardo CA SLNSCA01XQY  736   2016-03-20   
831-705 A Chualar CA SLNSCA01XQY  736      
831-705 2 Chualar CA SLNSCA01XQY  736   2012-02-05   
831-707 2 Watsonville CA SNJSCAYB0MD  722   2005-12-05   
831-737 A Salinas CA SLNSCA01XQY  736      
831-737 1 Salinas CA SLNSCA01XQY  736   2006-05-19   
831-789 8 Salinas CA SLNSCA01XQY  736   2008-10-16   
832-223 9 Richmond-Rosenberg EMS TX HSTNTXPB6MD  560   2007-12-01   
832-224 A Apollo TX HSTNTXPB6MD  560      
832-224 0 Apollo TX HSTNTXPB6MD  560      
832-240 A Apollo TX HSTNTXPB6MD  560      
832-253 A Bammel TX HSTNTXPB6MD  560      
832-253 1 Bammel TX HSTNTXPB6MD  560      
832-253 9 Bammel TX HSTNTXPB6MD  560      
832-321 A Barker TX HSTNTXPB6MD  560      
832-321 9 Barker TX HSTNTXPB6MD  560      
832-376 A Channelview TX HSTNTXPB6MD  560      
832-376 2 Channelview TX HSTNTXPB6MD  560      
832-376 9 Channelview TX HSTNTXPB6MD  560      
832-429 A Deer Park TX HSTNTXPB6MD  560      
832-429 1 Deer Park TX HSTNTXPB6MD  560      
832-429 9 Deer Park TX HSTNTXPB6MD  560      
832-481 A Friendswood TX HSTNTXPB6MD  560      
832-481 1 Friendswood TX HSTNTXPB6MD  560      
832-529 A Langham Creek TX HSTNTXPB6MD  560      
832-529 0 Langham Creek TX HSTNTXPB6MD  560      
832-568 A La Porte TX HSTNTXPB6MD  560      
832-568 0 La Porte TX HSTNTXPB6MD  560      
832-568 1 La Porte TX HSTNTXPB6MD  560      
832-637 A Manvel TX HSTNTXPB6MD  560      
832-637 2 Manvel TX HSTNTXPB6MD  560      
832-674 2 Langham Creek TX HSTNTXPB6MD  560   2014-03-31   
832-678 A Satsuma TX HSTNTXPB6MD  560      
832-678 1 Satsuma TX HSTNTXPB6MD  560      
832-678 9 Satsuma TX HSTNTXPB6MD  560      
832-684 8 Cypress TX HSTNTXPB6MD  560   2010-12-23   
832-734 A Sheldon TX HSTNTXPB6MD  560      
832-734 2 Sheldon TX HSTNTXPB6MD  560      
832-753 A Seabrook TX HSTNTXPB6MD  560      
832-753 2 Seabrook TX HSTNTXPB6MD  560      
832-789 7 Valley Lodge TX HSTNTXPB6MD  560   2012-04-15   
832-827 A Westfield TX HSTNTXPB6MD  560      
832-827 5 Westfield TX HSTNTXPB6MD  560      
832-987 A Stafford TX HSTNTXPB6MD  560      
832-987 9 Stafford TX HSTNTXPB6MD  560      
832-989 5 Stafford TX HSTNTXPB6MD  560   2014-03-31   
838-305 A Ballston Spa NY   134   2026-05-26   
838-305 7 Ballston Spa NY   134   2026-05-26   
839-341 A Columbia SC   434   2026-07-21   
854-306 A Charleston SC   436   2026-05-26   
854-306 7 Charleston SC   436   2026-05-26   
857-226 A Newton MA CHTWMABF2MD  128      
857-226 5 Newton MA CHTWMABF2MD  128   2006-05-29   
857-242 A Cambridge MA CHTWMABF2MD  128      
857-242 5 Cambridge MA CHTWMABF2MD  128   2011-12-15   
857-284 4 Boston MA CHTWMABF2MD  128   2009-09-08   
857-320 6 Cambridge MA CHTWMABF2MD  128   2015-03-30   
857-361 3 Brookline MA CHTWMABF2MD  128   2017-04-14   
857-378 4 Boston MA CHTWMABF2MD  128   2017-04-10   
857-386 5 Chelsea MA CHTWMABF2MD  128   2017-04-14   
857-410 5 Charlestown MA CHTWMABF2MD  128   2017-04-14   
857-416 A Boston MA CHTWMABF2MD  128      
857-416 6 Boston MA CHTWMABF2MD  128   2023-01-24   

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Last updated: Sun, 17 May 2026 03:26:51 UTC

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