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: 444

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
620-444 A Garden City KS WCHTKSTPVMD  965H FRACTEL, LLC 532      
620-444 0 Garden City KS   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 532   2022-02-25   
620-444 1 Garden City KS   014E IDEATEK TELCOM, LLC - KS 532   2022-01-22   
620-444 2 Garden City KS   205F ONVOY, LLC - KS 532   2023-08-11   
620-444 3 Garden City KS   205F ONVOY, LLC - KS 532   2023-08-11   
620-444 4 Garden City KS   965H FRACTEL, LLC 532   2019-03-30   
620-444 5 Garden City KS   787D GBT COMMUNICATIONS, INC. - KS 532   2021-01-01   
620-444 6 Garden City KS   205F ONVOY, LLC - KS 532   2023-08-11   
620-444 7 Garden City KS   205F ONVOY, LLC - KS 532   2023-08-11   
620-444 8 Garden City KS   515J IP HORIZON LLC 532   2022-04-30   
620-444 9 Garden City KS   939H COMMIO, LLC 532   2022-08-11   

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.