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: 635

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
620-635 A Ashland KS DDCYKSATDS1  1841 UNITED TEL. ASSN., INC. 532      
620-635 0 Ashland KS   401D UNITED WIRELESS COMMUNICATIONS, INC. 532      
620-635 1 Ashland KS   1841 UNITED TEL. ASSN., INC. 532      
620-635 2 Ashland KS   1841 UNITED TEL. ASSN., INC. 532      
620-635 3 Ashland KS   1841 UNITED TEL. ASSN., INC. 532      
620-635 4 Ashland KS   1841 UNITED TEL. ASSN., INC. 532      
620-635 5 Ashland KS   1841 UNITED TEL. ASSN., INC. 532      
620-635 6 Ashland KS   1841 UNITED TEL. ASSN., INC. 532      
620-635 7 Ashland KS   1841 UNITED TEL. ASSN., INC. 532      
620-635 8 Ashland KS   1841 UNITED TEL. ASSN., INC. 532      
620-635 9 Ashland KS   1841 UNITED TEL. ASSN., INC. 532      

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

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