Local Calling Guide

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Little Rock, AR

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
501-223 A LTRKARCADS0  9533 SOUTHWESTERN BELL 528      
501-223 0 LTRKARCADS0  9533 SOUTHWESTERN BELL 528      
501-223 1 LTRKARCADS0  9533 SOUTHWESTERN BELL 528      
501-223 2 LTRKARCADS0  9533 SOUTHWESTERN BELL 528      
501-223 3 LTRKARCADS0  9533 SOUTHWESTERN BELL 528      
501-223 4 LTRKARCADS0  9533 SOUTHWESTERN BELL 528      
501-223 5 LTRKARCADS0  9533 SOUTHWESTERN BELL 528      
501-223 6 LTRKARCADS0  9533 SOUTHWESTERN BELL 528      
501-223 7 NLRKAR446MD  6529 T-MOBILE USA, INC. 528   2011-05-12   
501-223 8 LTRKARCADS0  9533 SOUTHWESTERN BELL 528      
501-223 9 LTRKARCADS0  9533 SOUTHWESTERN BELL 528      
501-224 A LTRKARCADS0  9533 SOUTHWESTERN BELL 528      
501-225 A LTRKARCADS0  9533 SOUTHWESTERN BELL 528      
501-227 A LTRKARCADS0  9533 SOUTHWESTERN BELL 528      
501-227 0 LTRKARCADS0  9533 SOUTHWESTERN BELL 528      
501-227 1 LTRKARCADS0  9533 SOUTHWESTERN BELL 528      
501-227 2 LTRKARWTBMD  5179 LEVEL 3 COMMUNICATIONS, LLC - AR 528   2008-04-04   
501-227 3 LTRKARCADS0  9533 SOUTHWESTERN BELL 528      
501-227 4 LTRKARCADS0  9533 SOUTHWESTERN BELL 528      
501-227 5 LTRKARCADS0  9533 SOUTHWESTERN BELL 528      
501-227 6 LTRKARCADS0  9533 SOUTHWESTERN BELL 528      
501-227 7 LTRKARCADS0  9533 SOUTHWESTERN BELL 528      
501-227 8 LTRKARCADS0  9533 SOUTHWESTERN BELL 528      
501-227 9 LTRKARCADS0  9533 SOUTHWESTERN BELL 528      
501-228 A LTRKARCADS0  9533 SOUTHWESTERN BELL 528      
501-231 A LTRKAR10G01  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 528      
501-234 A LTRKARIYDS0  7656 WINDSTREAM COMMUNICATIONS, INC. - AR 528      
501-234 0 LTRKARFRXLY  348F ONVOY, LLC - AR 528   2024-11-10   
501-234 1 LTRKARIYDS0  7656 WINDSTREAM COMMUNICATIONS, INC. - AR 528   2011-08-22   
501-234 2 LTRKARIYDS0  7656 WINDSTREAM COMMUNICATIONS, INC. - AR 528   2011-08-22   
501-234 3 LTRKARIYDS0  7656 WINDSTREAM COMMUNICATIONS, INC. - AR 528   2011-08-22   
501-234 4 LTRKARIYDS0  7656 WINDSTREAM COMMUNICATIONS, INC. - AR 528   2011-08-22   
501-234 5 LTRKARIYDS0  7656 WINDSTREAM COMMUNICATIONS, INC. - AR 528   2011-08-22   
501-234 6 LTRKARIYDS0  7656 WINDSTREAM COMMUNICATIONS, INC. - AR 528   2011-08-22   
501-234 7   348F ONVOY, LLC - AR 528   2026-01-11   
501-234 8 NLRKAR446MD  6529 T-MOBILE USA, INC. 528   2011-09-29   
501-234 9 NLRKAR446MD  6529 T-MOBILE USA, INC. 528   2011-09-29   
501-235 A LTRKARFRDS1  7421 AT&T - LOCAL 528      
501-235 0 NLRKAR446MD  6529 T-MOBILE USA, INC. 528   2011-04-07   
501-235 1 LTRKARFRDS1  7421 AT&T - LOCAL 528      
501-235 2 LTRKARFRDS1  7421 AT&T - LOCAL 528      
501-235 3 LTRKARWTBMD  5179 LEVEL 3 COMMUNICATIONS, LLC - AR 528   2010-12-24   
501-235 4 LTRKARFRDS1  7421 AT&T - LOCAL 528      
501-235 5 LTRKARFRDS1  7421 AT&T - LOCAL 528      
501-235 6   348F ONVOY, LLC - AR 528   2026-06-22   
501-235 7 NLRKAR446MD  6529 T-MOBILE USA, INC. 528   2011-04-07   
501-235 8 LTRKARWTBMD  5179 LEVEL 3 COMMUNICATIONS, LLC - AR 528   2007-03-03   
501-235 9 LTRKARFRDS1  7421 AT&T - LOCAL 528      
501-240 A   6529 T-MOBILE USA, INC. 528      
501-240 0   6529 T-MOBILE USA, INC. 528      

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Last updated: Tue, 16 Jun 2026 00:09:45 UTC

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