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.

Switch: RSVTWAXARS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
509-384 A Roosevelt WA 4521 UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - WA 672      
509-384 0 Roosevelt WA 4521 UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - WA 672      
509-384 5 Roosevelt WA 4521 UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - WA 672      
509-384 9 Roosevelt WA 4521 UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - WA 672      

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.