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: 541 [Rate centres in NPA 541] [Dial plan for NPA 541]

NXX: 454

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
541-454 A Arlington OR ARTNORXARS0  4520 UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - OR 672      
541-454 0 Arlington OR ARTNORXARS0  4520 UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - OR 672      
541-454 1 Arlington OR THDLORXAFMD  750E ONVOY, LLC - OR 672   2021-04-04   
541-454 2 Arlington OR ARTNORXARS0  4520 UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - OR 672      
541-454 3 Arlington OR ARTNORXARS0  4520 UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - OR 672      
541-454 4 Arlington OR ARTNORXARS0  4520 UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - OR 672      
541-454 5 Arlington OR ARTNORXARS0  4520 UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - OR 672      
541-454 6 Arlington OR ARTNORXARS0  4520 UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - OR 672      
541-454 7 Arlington OR THDLORXADMD  7531 TELEPORT COMMUNICATIONS AMERICA, LLC - OR 672   2013-06-07   
541-454 8 Arlington OR   508J CENTURYLINK COMMUNICATIONS LLC 672   2013-12-09   
541-454 9 Arlington OR THDLORXAFMD  750E ONVOY, LLC - OR 672   2018-11-10   

Last updated: Thu, 04 Aug 2022 23:14:42 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.