Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 479 [Rate centres in NPA 479] [Dial plan for NPA 479]

NXX: 390

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
479-390 A Altus AR LTRKARFRXPY  802C TELEPORT COMMUNICATIONS AMERICA, LLC - AR 528      
479-390 0 Altus AR   348F ONVOY, LLC - AR 528   2023-08-12   
479-390 1 Altus AR   348F ONVOY, LLC - AR 528   2021-04-18   
479-390 2 Altus AR   348F ONVOY, LLC - AR 528   2022-01-15   
479-390 3 Altus AR   348F ONVOY, LLC - AR 528   2021-02-15   
479-390 4 Altus AR   348F ONVOY, LLC - AR 528   2023-05-27   
479-390 6 Altus AR   802C TELEPORT COMMUNICATIONS AMERICA, LLC - AR 528   2020-09-14   
479-390 7 Altus AR   5179 LEVEL 3 COMMUNICATIONS, LLC - AR 528   2022-01-16   
479-390 8 Altus AR   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 528   2020-10-22   
479-390 9 Altus AR   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 528   2020-10-22   

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

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