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.

Britton, OK

<< 1 2 3 4 5 6 7 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
405-748 7 OKCYOKSKDS1  9533 SOUTHWESTERN BELL 536      
405-748 8 OKCYOKSKDS1  9533 SOUTHWESTERN BELL 536      
405-748 9 OKCYOKSKDS1  9533 SOUTHWESTERN BELL 536      
405-749 A OKCYOKSKDS1  9533 SOUTHWESTERN BELL 536      
405-749 0 OKCYOKSKDS1  9533 SOUTHWESTERN BELL 536      
405-749 1 OKCYOKSKDS1  9533 SOUTHWESTERN BELL 536      
405-749 2 OKCYOKSKDS1  9533 SOUTHWESTERN BELL 536      
405-749 3 OKCYOKSKDS1  9533 SOUTHWESTERN BELL 536      
405-749 4 OKCYOKSKDS1  9533 SOUTHWESTERN BELL 536      
405-749 5 OKCYOKSKDS1  9533 SOUTHWESTERN BELL 536      
405-749 6 OKCYOKSKDS1  9533 SOUTHWESTERN BELL 536      
405-749 7 OKCYOKSKDS1  9533 SOUTHWESTERN BELL 536      
405-749 8   145J TERRA NOVA TELECOM INC. 536   2026-05-01   
405-749 9 OKCYOKSKDS1  9533 SOUTHWESTERN BELL 536      
405-751 A OKCYOKSKDS1  9533 SOUTHWESTERN BELL 536      
405-752 A OKCYOKSKDS1  9533 SOUTHWESTERN BELL 536      
405-753 A OKCYOKSKDS1  9533 SOUTHWESTERN BELL 536      
405-753 0 OKCYOKCEX9Y  119F BANDWIDTH.COM CLEC, LLC - OK 536   2012-10-25   
405-753 1 OKCYOKCEXXZ  318J COMCAST IP PHONE, LLC 536   2011-09-08   
405-753 2 OKCYOKMPDS0  7258 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OK 536   2018-08-10   
405-753 3 OKCYOKMPDS0  7258 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OK 536   2018-08-10   
405-753 4 OKCYOKCEXXZ  318J COMCAST IP PHONE, LLC 536   2007-07-24   
405-753 5 OKCYOKCEXXZ  318J COMCAST IP PHONE, LLC 536   2006-06-28   
405-753 6 OKCYOKCEXXZ  318J COMCAST IP PHONE, LLC 536   2007-06-25   
405-753 7 OKCYOKSKDS1  9533 SOUTHWESTERN BELL 536      
405-753 8 OKCYOKSKDS1  9533 SOUTHWESTERN BELL 536      
405-753 9 OKCYOKSKDS1  9533 SOUTHWESTERN BELL 536      
405-755 A OKCYOKSKDS1  9533 SOUTHWESTERN BELL 536      
405-767 A OKCYOKVIDS0  9533 SOUTHWESTERN BELL 536      
405-767 0 OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2016-03-07   
405-767 1 OKCYOKVIDS0  9533 SOUTHWESTERN BELL 536      
405-767 2 OKCYOKVIDS0  9533 SOUTHWESTERN BELL 536      
405-767 3 OKCYOKVIDS0  9533 SOUTHWESTERN BELL 536      
405-767 4 OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2021-01-21   
405-767 5 OKCYOKVIDS0  9533 SOUTHWESTERN BELL 536      
405-767 6 OKCYOKVIDS0  9533 SOUTHWESTERN BELL 536      
405-767 7 OKCYOKVIDS0  9533 SOUTHWESTERN BELL 536      
405-767 8 STWROK06DS0  4630 CHICKASAW TELECOMMUNICAIONS SERVICES, INC. 536   2002-11-04   
405-767 9 OKCYOKVIDS0  9533 SOUTHWESTERN BELL 536      
405-775 A OKCYOKSKDS1  9533 SOUTHWESTERN BELL 536      
405-775 0 OKCYOKCEXXY  516C AT&T CORP. 536   2014-11-17   
405-775 1 OKCYOKSKDS1  9533 SOUTHWESTERN BELL 536      
405-775 2 OKCYOKSKDS1  9533 SOUTHWESTERN BELL 536      
405-775 3 OKCYOKSKDS1  9533 SOUTHWESTERN BELL 536      
405-775 4 OKCYOKSKDS1  9533 SOUTHWESTERN BELL 536      
405-775 5 OKCYOKSKDS1  9533 SOUTHWESTERN BELL 536      
405-775 6 OKCYOKSKDS1  9533 SOUTHWESTERN BELL 536      
405-775 7 OKCYOKSKDS1  9533 SOUTHWESTERN BELL 536      
405-775 8 OKCYOKSKDS1  9533 SOUTHWESTERN BELL 536      
405-775 9 OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2016-03-07   

<< 1 2 3 4 5 6 7 >>

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.