Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 7531 TELEPORT COMMUNICATIONS AMERICA, LLC - OR

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
971-467 7 Portland OR THDLORXADMD  672   2023-12-11   
971-467 8 Portland OR THDLORXADMD  672   2023-12-11   
971-467 9 Portland OR THDLORXADMD  672   2023-12-11   
971-606 6 Astoria OR THDLORXADMD  672   2017-07-24   
971-715 6 Aurora OR THDLORXADMD  672   2018-06-25   
971-802 5 Sheridan OR THDLORXADMD  672   2022-04-01   
971-864 5 Beaverton OR THDLORXADMD  672   2017-05-26   
971-999 4 Yamhill OR THDLORXADMD  672   2019-02-18   

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Last updated: Sat, 02 May 2026 12:20:53 UTC

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