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.

OCN: 750E ONVOY, LLC - OR

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
971-979 4 Sherwood OR PTLDORWADS2  672   2018-04-29   
971-979 7 Sherwood OR PTLDORWADS2  672   2019-11-08   
971-979 8 Sherwood OR PTLDORWADS2  672   2019-11-08   
971-983 8 Woodburn OR PTLDORWADS2  672   2012-09-26   
971-988 7 Astoria OR   672   2025-09-28   
971-999 A Yamhill OR PTLDORWADS2  672      
971-999 2 Yamhill OR PTLDORWADS2  672   2015-12-08   
971-999 3 Yamhill OR PTLDORWADS2  672   2019-11-08   
971-999 5 Yamhill OR PTLDORWADS2  672   2019-11-08   
971-999 7 Yamhill OR PTLDORWADS2  672   2013-01-17   
971-999 8 Yamhill OR PTLDORWADS2  672   2013-01-17   
971-999 9 Yamhill OR PTLDORWADS2  672   2013-01-18   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.