Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 541 [Rate centres in NPA 541] [Dial plan for NPA 541]

NXX: 937

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
541-937 A Lowell OR LWLLOR53DS0  9638 QWEST CORPORATION 670      
541-937 0 Lowell OR   9638 QWEST CORPORATION 670      
541-937 1 Lowell OR   9638 QWEST CORPORATION 670      
541-937 2 Lowell OR   9638 QWEST CORPORATION 670      
541-937 3 Lowell OR   9638 QWEST CORPORATION 670      
541-937 4 Lowell OR   9638 QWEST CORPORATION 670      
541-937 5 Lowell OR   076F BANDWIDTH.COM CLEC, LLC - OR 670   2008-11-29   
541-937 6 Lowell OR   750E ONVOY, LLC - OR 670   2012-09-26   
541-937 7 Lowell OR   750E ONVOY, LLC - OR 670   2007-03-23   
541-937 8 Lowell OR   9638 QWEST CORPORATION 670      
541-937 9 Lowell OR   750E ONVOY, LLC - OR 670   2012-12-15   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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