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: 229 [Rate centres in NPA 229] [Dial plan for NPA 229]

NXX: 508

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
229-508 A Ashburn GA ALBYGADZ0MD  6664 SPRINT SPECTRUM, L.P. 444      
229-508 0 Ashburn GA FTZGGAXALMD  067D ONVOY, LLC - GA 444   2019-04-29   
229-508 1 Ashburn GA FTZGGAXALMD  067D ONVOY, LLC - GA 444   2019-04-29   
229-508 5 Ashburn GA   506J TWILIO INTERNATIONAL INC 444   2021-08-20   
229-508 8 Ashburn GA   566J RADIANTIQ LLC 444   2021-02-05   

Last updated: Fri, 10 Sep 2021 12:38:21 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.