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: 544

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
405-544 A Chickasha OK OKCYOKCEX6Z  258F WICHITA ONLINE, INC. - OK 536      
405-544 0 Chickasha OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2016-04-11   
405-544 1 Chickasha OK OKCYOKCEX6Z  258F WICHITA ONLINE, INC. - OK 536   2015-07-05   
405-544 2 Chickasha OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2016-04-11   
405-544 3 Chickasha OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2016-06-27   
405-544 4 Chickasha OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2016-06-27   
405-544 5 Chickasha OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2016-06-27   
405-544 6 Chickasha OK OKCYOKMTG01  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536   2017-09-07   
405-544 7 Chickasha OK OKCYOKMTG01  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536   2017-09-07   
405-544 8 Chickasha OK OKCYOKMTG01  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536   2017-09-07   
405-544 9 Chickasha OK OKCYOKCEDS7  384H PEERLESS NETWORK OF OKLAHOMA, LLC - OK 536   2019-09-14   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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