Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 405 [Rate centres in NPA 405] [Dial plan for NPA 405]

NXX: 856

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
405-856 A Edmond OK OKCYOKSX4MD  6529 T-MOBILE USA, INC. 536      
405-856 0 Edmond OK   384H PEERLESS NETWORK OF OKLAHOMA, LLC - OK 536   2020-05-30   
405-856 1 Edmond OK   384H PEERLESS NETWORK OF OKLAHOMA, LLC - OK 536   2020-06-28   
405-856 2 Edmond OK   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536   2020-09-20   
405-856 3 Edmond OK   6529 T-MOBILE USA, INC. 536   2020-09-18   
405-856 4 Edmond OK   6529 T-MOBILE USA, INC. 536   2020-09-18   
405-856 5 Edmond OK   6529 T-MOBILE USA, INC. 536   2020-09-18   
405-856 6 Edmond OK   6529 T-MOBILE USA, INC. 536   2020-09-18   
405-856 7 Edmond OK   6529 T-MOBILE USA, INC. 536   2020-09-18   
405-856 8 Edmond OK   6529 T-MOBILE USA, INC. 536   2020-09-18   
405-856 9 Edmond OK   6529 T-MOBILE USA, INC. 536   2020-05-10   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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