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
832-637 A Manvel TX HSTNTXPB6MD  560      
832-637 0 Manvel TX HSTNTXPB6MD  560      
832-637 2 Manvel TX HSTNTXPB6MD  560      
832-637 9 Manvel TX HSTNTXPB6MD  560      
832-674 2 Langham Creek TX HSTNTXPB6MD  560   2014-03-31   
832-678 A Satsuma TX HSTNTXPB6MD  560      
832-678 0 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 0 Sheldon TX HSTNTXPB6MD  560      
832-734 1 Sheldon TX HSTNTXPB6MD  560      
832-734 2 Sheldon TX HSTNTXPB6MD  560      
832-753 A Seabrook TX HSTNTXPB6MD  560      
832-753 0 Seabrook TX HSTNTXPB6MD  560      
832-753 2 Seabrook TX HSTNTXPB6MD  560      
832-753 9 Seabrook TX HSTNTXPB6MD  560      
832-789 7 Valley Lodge TX HSTNTXPB6MD  560   2012-04-15   
832-827 A Westfield TX HSTNTXPB6MD  560      
832-827 0 Westfield TX HSTNTXPB6MD  560      
832-827 5 Westfield TX HSTNTXPB6MD  560      
832-827 9 Westfield TX HSTNTXPB6MD  560      
832-987 A Stafford TX HSTNTXPB6MD  560      
832-987 0 Stafford TX HSTNTXPB6MD  560      
832-987 9 Stafford TX HSTNTXPB6MD  560      
832-989 5 Stafford TX HSTNTXPB6MD  560   2014-03-31   
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   
857-416 7 Boston MA CHTWMABF2MD  128   2023-01-24   
857-416 8 Boston MA CHTWMABF2MD  128   2023-01-24   
857-418 A Dorchester MA CHTWMABF2MD  128      
857-418 6 Dorchester MA CHTWMABF2MD  128   2023-01-24   
857-424 5 Roxbury MA CHTWMABF2MD  128   2017-04-16   
857-663 A Dorchester MA CHTWMABF2MD  128      
857-703 5 Hyde Park MA CHTWMABF2MD  128   2017-04-14   
857-760 5 Watertown MA CHTWMABF2MD  128   2017-07-01   
857-773 5 Jamaica Plain MA CHTWMABF2MD  128   2017-04-14   
858-200 A La Jolla CA SNDKCA882MD  732      
858-200 0 La Jolla CA SNDKCA882MD  732      

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

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