Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 501 [Rate centres in NPA 501] [Dial plan for NPA 501]

NXX: 542

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
501-542 A Sylvan Hills-Sherwood AR LTRKARWTBMD  5179 LEVEL 3 COMMUNICATIONS, LLC - AR 528      
501-542 0 Sylvan Hills-Sherwood AR LTRKARWTBMD  5179 LEVEL 3 COMMUNICATIONS, LLC - AR 528      
501-542 1 Sylvan Hills-Sherwood AR LTRKARWTBMD  5179 LEVEL 3 COMMUNICATIONS, LLC - AR 528   2005-05-30   
501-542 2 Sylvan Hills-Sherwood AR LTRKAR10G01  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 528   2020-05-09   
501-542 3 Sylvan Hills-Sherwood AR LTRKARWTBMD  5179 LEVEL 3 COMMUNICATIONS, LLC - AR 528   2007-07-06   
501-542 4 Sylvan Hills-Sherwood AR LTRKARWTBMD  5179 LEVEL 3 COMMUNICATIONS, LLC - AR 528      
501-542 5 Sylvan Hills-Sherwood AR LTRKARWTBMD  5179 LEVEL 3 COMMUNICATIONS, LLC - AR 528      
501-542 6 Sylvan Hills-Sherwood AR LTRKARWTBMD  5179 LEVEL 3 COMMUNICATIONS, LLC - AR 528   2007-07-06   
501-542 7 Sylvan Hills-Sherwood AR RLVLARFI2MD  508J CENTURYLINK COMMUNICATIONS, LLC 528   2015-01-22   
501-542 8 Sylvan Hills-Sherwood AR LTRKARWTBMD  5179 LEVEL 3 COMMUNICATIONS, LLC - AR 528   2006-04-21   
501-542 9 Sylvan Hills-Sherwood AR LTRKARZO3MD  145J TERRA NOVA TELECOM INC. 528   2024-02-16   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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