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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
541-500 A Medford OR MDFDOR87PS0  352D CHARTER FIBERLINK OR-CCVII, LLC - OR 670   2012-10-15   
541-500 0 Medford OR   750E ONVOY, LLC - OR 670   2012-10-19   
541-500 1 Medford OR   352D CHARTER FIBERLINK OR-CCVII, LLC - OR 670   2012-10-15   
541-500 2 Medford OR   750E ONVOY, LLC - OR 670   2012-12-15   
541-500 3 Medford OR   750E ONVOY, LLC - OR 670   2012-12-15   
541-500 4 Medford OR   750E ONVOY, LLC - OR 670   2012-12-15   
541-500 5 Medford OR   750E ONVOY, LLC - OR 670   2013-01-10   
541-500 6 Medford OR   750E ONVOY, LLC - OR 670   2013-01-10   
541-500 7 Medford OR   5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 670   2013-01-02   
541-500 8 Medford OR   352D CHARTER FIBERLINK OR-CCVII, LLC - OR 670   2013-11-06   
541-500 9 Medford OR   6010 NEW CINGULAR WIRELESS PCS, LLC 670   2014-09-11   

Last updated: Thu, 10 Sep 2020 02:15:24 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.