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: 988

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
620-988 A Coffeyville KS WCHTKSTPMMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 532      
620-988 0 Coffeyville KS WCHTKSTPMMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 532      
620-988 1 Coffeyville KS WCHTKSTPMMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 532   2011-07-27   
620-988 2 Coffeyville KS WCHTKSTPMMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 532   2005-03-03   
620-988 8 Coffeyville KS WCHVKSCK9MD  6701 AERIAL COMMUNICATIONS, INC. 532   2024-08-09   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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