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: 528

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
580-528 A Floris OK GYMNOK041MD  468B PANHANDLE TELECOMMUNICATIONS SYSTEMS, INC. 546      

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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