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: 956

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
620-956 A Howard KS WCHTKSMBX2X  2240 LEVEL 3 COMMUNICATIONS, LLC - KS 532      
620-956 0 Howard KS   2240 LEVEL 3 COMMUNICATIONS, LLC - KS 532      
620-956 1 Howard KS   205F ONVOY, LLC - KS 532   2019-01-12   
620-956 3 Howard KS   7593 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - KS 532   2017-03-08   
620-956 5 Howard KS   018H PEERLESS NETWORK OF KANSAS, LLC - KS 532   2025-04-19   
620-956 6 Howard KS   018H PEERLESS NETWORK OF KANSAS, LLC - KS 532   2023-10-27   
620-956 7 Howard KS   508J CENTURYLINK COMMUNICATIONS, LLC 532   2014-03-13   
620-956 8 Howard KS   205F ONVOY, LLC - KS 532   2019-01-12   
620-956 9 Howard KS   2240 LEVEL 3 COMMUNICATIONS, LLC - KS 532      

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

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