Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 580 [Rate centres in NPA 580] [Dial plan for NPA 580]

NXX: 669

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
580-669 A Glencoe OK GLCOOKMARS1  9533 SOUTHWESTERN BELL 536      
580-669 0 Glencoe OK   384H PEERLESS NETWORK OF OKLAHOMA, LLC - OK 536   2016-02-19   
580-669 1 Glencoe OK   9533 SOUTHWESTERN BELL 536      
580-669 2 Glencoe OK   9533 SOUTHWESTERN BELL 536      
580-669 3 Glencoe OK   5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2019-06-28   
580-669 5 Glencoe OK   4630 CHICKASAW TELECOMMUNICAIONS SERVICES, INC. 536   2005-01-04   
580-669 6 Glencoe OK   530C TELEPORT COMMUNICATIONS AMERICA OK - LLC 536   2020-08-10   
580-669 7 Glencoe OK   516C AT&T CORP. 536   2022-12-12   
580-669 9 Glencoe OK   145J TERRA NOVA TELECOM INC. 536   2025-07-10   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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