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: 649

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
405-649 A Mulhall OK MLHLOKMARS1  9533 SOUTHWESTERN BELL 536      
405-649 0 Mulhall OK   119F BANDWIDTH.COM CLEC, LLC - OK 536   2015-05-10   
405-649 1 Mulhall OK   9533 SOUTHWESTERN BELL 536      
405-649 2 Mulhall OK   9533 SOUTHWESTERN BELL 536      
405-649 3 Mulhall OK   409F ONVOY, LLC - OK 536   2020-07-12   
405-649 4 Mulhall OK   409F ONVOY, LLC - OK 536   2020-07-12   
405-649 5 Mulhall OK   409F ONVOY, LLC - OK 536   2021-10-22   
405-649 6 Mulhall OK   409F ONVOY, LLC - OK 536   2023-09-22   
405-649 7 Mulhall OK   409F ONVOY, LLC - OK 536   2023-04-28   
405-649 8 Mulhall OK   409F ONVOY, LLC - OK 536   2022-12-22   
405-649 9 Mulhall OK   384H PEERLESS NETWORK OF OKLAHOMA, LLC - OK 536   2023-03-05   

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

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