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: 336

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
620-336 A Cherryvale KS CHVAKSEMRL0  9533 SOUTHWESTERN BELL 532      
620-336 0 Cherryvale KS   018H PEERLESS NETWORK OF KANSAS, LLC - KS 532   2016-02-15   
620-336 1 Cherryvale KS   9533 SOUTHWESTERN BELL 532      
620-336 2 Cherryvale KS   9533 SOUTHWESTERN BELL 532      
620-336 3 Cherryvale KS   9533 SOUTHWESTERN BELL 532      
620-336 4 Cherryvale KS   624H ONVOY SPECTRUM, LLC 532   2025-01-21   
620-336 5 Cherryvale KS   073H TELNYX LLC 532   2019-05-20   
620-336 6 Cherryvale KS   145J TERRA NOVA TELECOM INC. 532   2020-11-10   
620-336 7 Cherryvale KS   508J CENTURYLINK COMMUNICATIONS, LLC 532   2014-03-13   
620-336 8 Cherryvale KS   9533 SOUTHWESTERN BELL 532      

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

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