Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 620 [Rate centres in NPA 620] [Dial plan for NPA 620]

NXX: 536

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
620-536 A Windom KS WCHTKSBRX0X  205F ONVOY, LLC - KS 532      
620-536 0 Windom KS WCHTKSBRX0X  205F ONVOY, LLC - KS 532   2017-05-28   
620-536 1 Windom KS WCHTKSBRX0X  205F ONVOY, LLC - KS 532   2019-06-15   
620-536 5 Windom KS WCHTKSBRX0X  205F ONVOY, LLC - KS 532   2020-10-19   
620-536 6 Windom KS WCHTKSBRX0X  205F ONVOY, LLC - KS 532   2020-10-19   
620-536 8 Windom KS WCHTKSBRX0X  205F ONVOY, LLC - KS 532   2019-06-15   
620-536 9 Windom KS WCHTKSBRXPZ  624H ONVOY SPECTRUM, LLC 532   2024-04-07   

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

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