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: 503 [Rate centres in NPA 503] [Dial plan for NPA 503]

NXX: 461

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
503-461 A Grand Ronde OR THDLORXAFMD  750E ONVOY, LLC - OR 672      
503-461 0 Grand Ronde OR THDLORXAFMD  750E ONVOY, LLC - OR 672   2020-07-13   
503-461 1 Grand Ronde OR THDLORXAFMD  750E ONVOY, LLC - OR 672   2020-07-13   
503-461 2 Grand Ronde OR PTLDORWADS2  750E ONVOY, LLC - OR 672   2020-04-29   
503-461 3 Grand Ronde OR PTLDORWADS2  750E ONVOY, LLC - OR 672   2020-04-29   
503-461 4 Grand Ronde OR THDLORXAFMD  750E ONVOY, LLC - OR 672   2019-11-08   
503-461 5 Grand Ronde OR THDLORXAFMD  750E ONVOY, LLC - OR 672   2019-01-10   
503-461 6 Grand Ronde OR THDLORXAFMD  750E ONVOY, LLC - OR 672   2019-11-08   
503-461 7 Grand Ronde OR THDLORXAFMD  750E ONVOY, LLC - OR 672   2020-07-13   
503-461 8 Grand Ronde OR THDLORXAFMD  750E ONVOY, LLC - OR 672   2020-07-13   
503-461 9 Grand Ronde OR THDLORXAFMD  750E ONVOY, LLC - OR 672   2020-07-13   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.