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.

NPA: 405 [Rate centres in NPA 405] [Dial plan for NPA 405]

NXX: 281

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
405-281 A Choctaw OK OKCYOKCEXXZ  318J COMCAST IP PHONE, LLC 536      
405-281 0 Choctaw OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2021-01-21   
405-281 1 Choctaw OK OKCYOKCEXXZ  318J COMCAST IP PHONE, LLC 536   2018-03-18   
405-281 2 Choctaw OK OKCZOKZCFMD  5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2019-04-17   
405-281 3 Choctaw OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2020-12-25   
405-281 4 Choctaw OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2020-10-26   
405-281 5 Choctaw OK OKCYOKCEXXZ  318J COMCAST IP PHONE, LLC 536   2009-12-14   
405-281 6 Choctaw OK OKCYOKCEXXZ  318J COMCAST IP PHONE, LLC 536   2007-03-26   
405-281 7 Choctaw OK OKCYOKCEXOY  530C TELEPORT COMMUNICATIONS AMERICA OK - LLC 536   2017-10-02   
405-281 8 Choctaw OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2020-12-25   
405-281 9 Choctaw OK OKCYOKCEX9Y  119F BANDWIDTH.COM CLEC, LLC - OK 536   2008-12-01   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.