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: 710

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
620-710 A Sedan KS SEDNKSCHRS0  9533 SOUTHWESTERN BELL 532      
620-710 0 Sedan KS SEDNKSCHRS0  9533 SOUTHWESTERN BELL 532      
620-710 1 Sedan KS WCHTKSBRX0X  205F ONVOY, LLC - KS 532   2020-10-18   
620-710 2 Sedan KS WCHTKSBRX0X  205F ONVOY, LLC - KS 532   2020-10-18   
620-710 5 Sedan KS WCHTKSBRTMD  516C AT&T CORP. 532   2013-11-08   
620-710 7 Sedan KS WCHTKSBRX0X  205F ONVOY, LLC - KS 532   2018-08-09   
620-710 8 Sedan KS   515J IP HORIZON LLC 532   2022-05-02   
620-710 9 Sedan KS   6532 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - KS 532   2025-11-07   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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