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: 991

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
541-991 A Florence OR EUGNORAEGMD  6010 NEW CINGULAR WIRELESS PCS, LLC 670      
541-991 0 Florence OR EUGNORAEGMD  6010 NEW CINGULAR WIRELESS PCS, LLC 670      
541-991 1 Florence OR EUGNORAEGMD  6010 NEW CINGULAR WIRELESS PCS, LLC 670      
541-991 2 Florence OR EUGNORAEGMD  6010 NEW CINGULAR WIRELESS PCS, LLC 670      
541-991 3 Florence OR MDFDOR87PS0  352D CHARTER FIBERLINK OR-CCVII, LLC - OR 670      
541-991 4 Florence OR EUGNOR53QMD  3234 LEVEL 3 COMMUNICATIONS, LLC - OR 670      
541-991 5 Florence OR EUGNOR53KMD  750E ONVOY, LLC - OR 670      
541-991 6 Florence OR EUGNORAEGMD  6010 NEW CINGULAR WIRELESS PCS, LLC 670      
541-991 7 Florence OR EUGNORAEGMD  6010 NEW CINGULAR WIRELESS PCS, LLC 670      
541-991 8 Florence OR EUGNOR53ZMD  076F BANDWIDTH.COM CLEC, LLC - OR 670      
541-991 9 Florence OR CSBYORXXIMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 670      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.