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: 528

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
501-528 A Malvern AR LTRKARZOAMD  6805 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AR 528      
501-528 0 Malvern AR   6805 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AR 528   2022-11-17   
501-528 1 Malvern AR   348F ONVOY, LLC - AR 528   2023-08-11   
501-528 2 Malvern AR   348F ONVOY, LLC - AR 528   2023-08-11   
501-528 3 Malvern AR   348F ONVOY, LLC - AR 528   2023-08-11   
501-528 4 Malvern AR   348F ONVOY, LLC - AR 528   2023-08-11   
501-528 5 Malvern AR   348F ONVOY, LLC - AR 528   2023-08-11   
501-528 7 Malvern AR   624H ONVOY SPECTRUM, LLC 528   2024-05-13   
501-528 8 Malvern AR   515J IP HORIZON LLC 528   2024-03-11   
501-528 9 Malvern AR   6805 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AR 528   2023-09-11   

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

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