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: 880

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
620-880 A Winfield KS WCHTKSMBXSY  939H COMMIO, LLC 532      
620-880 0 Winfield KS WCHTKSMBXSY  939H COMMIO, LLC 532      
620-880 1 Winfield KS WCHTKSBRX0X  205F ONVOY, LLC - KS 532      
620-880 2 Winfield KS WCHTKSBRX0X  205F ONVOY, LLC - KS 532      
620-880 3 Winfield KS WCHTKSBRX0X  205F ONVOY, LLC - KS 532      
620-880 4 Winfield KS WCHTKSBRX0X  205F ONVOY, LLC - KS 532      
620-880 5 Winfield KS WCHTKSBRX0X  205F ONVOY, LLC - KS 532      
620-880 9 Winfield KS   624H ONVOY SPECTRUM, LLC 532      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.