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: 851

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
405-851 A Seminole OK OKCYOKSX4MD  6529 T-MOBILE USA, INC. 536      
405-851 0 Seminole OK OKCYOKSX4MD  6529 T-MOBILE USA, INC. 536      
405-851 1 Seminole OK OKCYOKSX5MD  5562 METROPCS, INC. 536      
405-851 2 Seminole OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536      
405-851 3 Seminole OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536      
405-851 4 Seminole OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536      
405-851 5 Seminole OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536      
405-851 6 Seminole OK OKCYOKSX4MD  6529 T-MOBILE USA, INC. 536      
405-851 7 Seminole OK OKCYOKSX4MD  6529 T-MOBILE USA, INC. 536      
405-851 9 Seminole OK OKCYOKSX4MD  6529 T-MOBILE USA, INC. 536      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.