Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 971 [Rate centres in NPA 971] [Dial plan for NPA 971]

NXX: 754

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
971-754 A Portland OR PTLEORXMAMD  7537 LEVEL 3 TELECOM OF OREGON, LLC - OR 672      
971-754 0 Portland OR   076F BANDWIDTH.COM CLEC, LLC - OR 672   2018-07-13   
971-754 1 Portland OR   076F BANDWIDTH.COM CLEC, LLC - OR 672   2018-07-13   
971-754 2 Portland OR   3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2016-12-17   
971-754 3 Portland OR   7537 LEVEL 3 TELECOM OF OREGON, LLC - OR 672   2016-09-16   
971-754 4 Portland OR   318J COMCAST IP PHONE, LLC 672   2016-12-08   
971-754 5 Portland OR   5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672   2018-03-31   
971-754 6 Portland OR   508J CENTURYLINK COMMUNICATIONS, LLC 672   2018-05-21   
971-754 7 Portland OR   3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2017-03-03   
971-754 8 Portland OR   6529 T-MOBILE USA, INC. 672   2016-09-17   
971-754 9 Portland OR   6529 T-MOBILE USA, INC. 672   2016-09-17   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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