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: 690

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
580-690 A Walters OK OKCYOKMPAMD  5813 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OK 536      
580-690 0 Walters OK OKCYOKCEXJZ  624H ONVOY SPECTRUM, LLC 536   2025-01-22   

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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