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: 521

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
501-521 A Hot Springs AR LTRKARFRXLY  348F ONVOY, LLC - AR 528      
501-521 0 Hot Springs AR   624H ONVOY SPECTRUM, LLC 528   2024-05-06   
501-521 1 Hot Springs AR   348F ONVOY, LLC - AR 528   2020-12-04   
501-521 2 Hot Springs AR   348F ONVOY, LLC - AR 528   2020-12-04   
501-521 3 Hot Springs AR   095A E. RITTER COMMS DBA RITTER COMMUNICATIONS, INC. AR 528   2024-12-01   
501-521 4 Hot Springs AR   6529 T-MOBILE USA, INC. 528   2021-11-07   
501-521 5 Hot Springs AR   939H COMMIO, LLC 528   2022-08-11   
501-521 6 Hot Springs AR   6529 T-MOBILE USA, INC. 528   2021-11-07   
501-521 7 Hot Springs AR   6529 T-MOBILE USA, INC. 528   2021-11-07   
501-521 8 Hot Springs AR   6529 T-MOBILE USA, INC. 528   2021-11-07   
501-521 9 Hot Springs AR   348F ONVOY, LLC - AR 528   2022-03-24   

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

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