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: 483

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
405-483 A Union City OK UNCYOKXARP0  1984 OKLAHOMA COMMUNICATION SYSTEM, INC. 536      
405-483 0 Union City OK   119F BANDWIDTH.COM CLEC, LLC - OK 536   2008-12-01   
405-483 1 Union City OK   5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2022-07-10   
405-483 3 Union City OK   409F ONVOY, LLC - OK 536   2023-11-25   
405-483 4 Union City OK   145J TERRA NOVA TELECOM INC. 536   2025-07-17   
405-483 5 Union City OK   1984 OKLAHOMA COMMUNICATION SYSTEM, INC. 536      
405-483 8 Union City OK   1984 OKLAHOMA COMMUNICATION SYSTEM, INC. 536   2012-03-05   
405-483 9 Union City OK   624H ONVOY SPECTRUM, LLC 536   2025-01-22   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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