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: 299

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
620-299 A Humboldt KS WCHTKSTPDS0  018H PEERLESS NETWORK OF KANSAS, LLC - KS 532      
620-299 0 Humboldt KS   073H TELNYX LLC 532   2018-07-11   
620-299 1 Humboldt KS   018H PEERLESS NETWORK OF KANSAS, LLC - KS 532   2016-03-20   
620-299 2 Humboldt KS   205F ONVOY, LLC - KS 532   2018-08-09   
620-299 3 Humboldt KS   205F ONVOY, LLC - KS 532   2019-06-09   
620-299 4 Humboldt KS   205F ONVOY, LLC - KS 532   2020-10-19   
620-299 5 Humboldt KS   318J COMCAST IP PHONE, LLC 532   2018-02-27   
620-299 6 Humboldt KS   8995 TELEPORT COMMUNICATIONS AMERICA, LLC - KS 532   2019-03-07   
620-299 7 Humboldt KS   205F ONVOY, LLC - KS 532   2020-10-19   
620-299 8 Humboldt KS   205F ONVOY, LLC - KS 532   2019-01-12   
620-299 9 Humboldt KS   205F ONVOY, LLC - KS 532   2019-01-12   

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

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