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: 975

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
541-975 A La Grande OR LAGRORXBDS1  4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
541-975 0 La Grande OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672   2021-04-02   
541-975 1 La Grande OR LAGRORXBDS1  4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
541-975 2 La Grande OR LAGRORXBDS1  4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
541-975 3 La Grande OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672      
541-975 4 La Grande OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672      
541-975 5 La Grande OR LAGRORXBDS1  4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
541-975 7 La Grande OR HMTNOR210MD  352D CHARTER FIBERLINK OR-CCVII, LLC - OR 672   2020-04-20   
541-975 8 La Grande OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672   2023-11-23   
541-975 9 La Grande OR LAGRORXBBMD  750E ONVOY, LLC - OR 672   2019-01-24   

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.