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: 630

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
620-630 A Riverton KS WCHTKSBRX0X  205F ONVOY, LLC - KS 532      
620-630 0 Riverton KS WCHTKSBRX0X  205F ONVOY, LLC - KS 532   2021-04-25   
620-630 1 Riverton KS WCHTKSBRX0X  205F ONVOY, LLC - KS 532   2021-04-25   
620-630 2 Riverton KS WCHTKSBRX0X  205F ONVOY, LLC - KS 532   2020-12-04   
620-630 3 Riverton KS WCHTKSBRX0X  205F ONVOY, LLC - KS 532   2020-12-04   
620-630 4 Riverton KS WCHTKSBRX0X  205F ONVOY, LLC - KS 532   2021-05-13   
620-630 5 Riverton KS WCHTKSBRX0X  205F ONVOY, LLC - KS 532   2021-05-13   
620-630 6 Riverton KS WCHTKSTPJMD  8995 TELEPORT COMMUNICATIONS AMERICA, LLC - KS 532   2021-04-22   
620-630 7 Riverton KS WCHTKSTPOMD  939H COMMIO, LLC 532   2021-10-09   
620-630 8 Riverton KS WCHTKSTPOMD  939H COMMIO, LLC 532   2021-10-09   
620-630 9 Riverton KS WCHTKSTPOMD  939H COMMIO, LLC 532   2021-10-09   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.