Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Fittstown, OK

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
580-777 A FSTWOKXARP0  2010 MID-AMERICA TEL., INC. 536      
580-777 0   2010 MID-AMERICA TEL., INC. 536      
580-777 1   624H ONVOY SPECTRUM, LLC 536   2025-01-22   
580-777 2   2010 MID-AMERICA TEL., INC. 536      
580-777 4   2010 MID-AMERICA TEL., INC. 536      
580-777 7   409F ONVOY, LLC - OK 536   2023-11-25   
580-777 8   145J TERRA NOVA TELECOM INC. 536   2025-07-12   

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

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