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: 408

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
620-408 A Dodge City KS DDCYKS01DS0  9533 SOUTHWESTERN BELL 532      
620-408 0 Dodge City KS   205F ONVOY, LLC - KS 532   2024-07-18   
620-408 1 Dodge City KS   6529 T-MOBILE USA, INC. 532   2024-08-09   
620-408 2 Dodge City KS   145J TERRA NOVA TELECOM INC. 532   2025-04-16   
620-408 3 Dodge City KS   6529 T-MOBILE USA, INC. 532   2024-08-09   
620-408 4 Dodge City KS   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 532      
620-408 5 Dodge City KS   9533 SOUTHWESTERN BELL 532      
620-408 6 Dodge City KS   9533 SOUTHWESTERN BELL 532      
620-408 7 Dodge City KS   9533 SOUTHWESTERN BELL 532      
620-408 8 Dodge City KS   9533 SOUTHWESTERN BELL 532      
620-408 9 Dodge City KS   9533 SOUTHWESTERN BELL 532      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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