Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 620 [Rate centres in NPA 620] [Dial plan for NPA 620]

NXX: 201

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
620-201 A Haviland KS DDCYKSAT2MD  925G UNITED COMMUNICATIONS ASSOCIATION, INC. - KS 532      
620-201 0 Haviland KS   925G UNITED COMMUNICATIONS ASSOCIATION, INC. - KS 532   2017-11-30   
620-201 2 Haviland KS   516J TON80 COMMUNICATIONS LLC 532   2022-04-21   

Last updated: Fri, 01 Jul 2022 02:53:40 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.