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: 522

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
620-522 A Thayer KS WCHTKSMBX2X  2240 LEVEL 3 COMMUNICATIONS, LLC - KS 532      
620-522 0 Thayer KS   205F ONVOY, LLC - KS 532   2017-05-02   
620-522 1 Thayer KS   205F ONVOY, LLC - KS 532   2019-06-15   
620-522 2 Thayer KS   2240 LEVEL 3 COMMUNICATIONS, LLC - KS 532   2014-05-29   
620-522 3 Thayer KS   986E BANDWIDTH.COM CLEC, LLC - KS 532   2021-07-16   
620-522 5 Thayer KS   205F ONVOY, LLC - KS 532   2020-10-19   
620-522 6 Thayer KS   205F ONVOY, LLC - KS 532   2020-10-19   
620-522 7 Thayer KS   145J TERRA NOVA TELECOM INC. 532   2025-05-31   
620-522 8 Thayer KS   205F ONVOY, LLC - KS 532   2019-06-15   
620-522 9 Thayer KS   624H ONVOY SPECTRUM, LLC 532   2024-04-07   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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