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: 337

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
620-337 A Attica KS WCHTKSBRTMD  516C AT&T CORP. 532      
620-337 0 Attica KS   515J IP HORIZON LLC 532   2022-05-02   
620-337 1 Attica KS WCHTKSBRXPZ  624H ONVOY SPECTRUM, LLC 532   2024-04-05   
620-337 2 Attica KS WCHTKSBRX0X  205F ONVOY, LLC - KS 532   2020-06-29   
620-337 3 Attica KS WCHTKSBRX0X  205F ONVOY, LLC - KS 532   2020-06-29   
620-337 4 Attica KS WCHTKSTPUMD  145J TERRA NOVA TELECOM INC. 532   2024-02-16   
620-337 6 Attica KS WCHTKSTPJMD  8995 TELEPORT COMMUNICATIONS AMERICA, LLC - KS 532   2017-12-04   
620-337 7 Attica KS WCHTKSBRTMD  516C AT&T CORP. 532   2011-03-07   
620-337 8 Attica KS WCHTKSBRX0X  205F ONVOY, LLC - KS 532   2020-10-19   
620-337 9 Attica KS WCHTKSBRX0X  205F ONVOY, LLC - KS 532   2020-10-19   

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

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