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.
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Switch: STWROK06DS1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
405-380 1 Seminole OK 4630 CHICKASAW TELECOMMUNICAIONS SERVICES, INC. 536   2008-10-01   
405-459 4 Pocasset OK 4630 CHICKASAW TELECOMMUNICAIONS SERVICES, INC. 536   2012-04-19   
405-481 2 Shawnee OK 4630 CHICKASAW TELECOMMUNICAIONS SERVICES, INC. 536   2009-09-28   
405-583 A Mulhall OK 4630 CHICKASAW TELECOMMUNICAIONS SERVICES, INC. 536      
405-583 2 Mulhall OK 4630 CHICKASAW TELECOMMUNICAIONS SERVICES, INC. 536   2002-12-28   
580-242 9 Enid OK 4630 CHICKASAW TELECOMMUNICAIONS SERVICES, INC. 536   2008-10-19   
580-282 A Marietta OK 4630 CHICKASAW TELECOMMUNICAIONS SERVICES, INC. 536      
580-475 9 Duncan OK 4630 CHICKASAW TELECOMMUNICAIONS SERVICES, INC. 536   2008-10-01   
580-721 5 Marlow OK 4630 CHICKASAW TELECOMMUNICAIONS SERVICES, INC. 536   2010-12-04   

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

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