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.

Switch: OKCZOKZCFMD

<< 1 2 3 4 5 6 7 8 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
580-599 0 Enid OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536      
580-599 1 Enid OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536      
580-606 6 Duncan OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2008-03-25   
580-609 A Alva OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536      
580-609 1 Alva OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2007-07-02   
580-609 4 Alva OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536      
580-634 2 Durant OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2013-01-20   
580-634 5 Durant OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2014-10-24   
580-635 3 Hillsdale OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2019-06-28   
580-641 8 Marlow OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2008-08-07   
580-648 7 Olustee OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2019-06-28   
580-669 3 Glencoe OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2019-06-28   
580-672 8 Madill OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2008-12-08   
580-686 A Konawa OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536      
580-686 1 Konawa OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2012-02-18   
580-686 4 Konawa OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536      
580-691 A Cartwright OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536      
580-691 2 Cartwright OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2018-03-01   
580-693 3 Comanche OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2019-06-28   
580-701 A Enid OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536      
580-701 2 Enid OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2005-04-28   
580-701 4 Enid OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536      
580-701 6 Enid OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2011-09-16   
580-706 2 Mangum OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2011-03-18   
580-706 4 Mangum OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2011-07-01   
580-707 6 Enid OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2023-02-11   
580-710 2 Perry OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2019-12-26   
580-713 A Lawton OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536      
580-713 0 Lawton OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2005-03-13   
580-713 4 Lawton OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536      
580-714 A Achille OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536      
580-714 2 Achille OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2018-03-01   
580-722 A Newkirk OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536      
580-722 2 Newkirk OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2014-07-05   
580-723 3 Red Rock OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2019-06-28   
580-729 5 Sayre OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2011-11-20   
580-733 A Bokchito OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536      
580-733 2 Bokchito OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2018-03-01   
580-738 4 Headrick OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2019-06-28   
580-745 1 Durant OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2020-09-25   
580-745 5 Durant OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2009-05-25   
580-749 A Ponca City OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536      
580-749 4 Ponca City OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536      
580-749 5 Ponca City OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2007-01-12   
580-752 A Hobart OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536      
580-752 0 Hobart OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2008-10-30   
580-752 4 Hobart OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536      
580-756 4 Marlow OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2005-02-25   
580-779 2 Helena OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2022-09-02   
580-786 A Duncan OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536      

<< 1 2 3 4 5 6 7 8 >>

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.