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: 510

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
479-510 A Springdale AR FTSMARSUX0X  348F ONVOY, LLC - AR 526      
479-510 0 Springdale AR   073H TELNYX LLC 526   2023-10-22   
479-510 1 Springdale AR   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 526   2024-08-03   
479-510 2 Springdale AR   348F ONVOY, LLC - AR 526   2023-09-04   
479-510 3 Springdale AR   6529 T-MOBILE USA, INC. 526   2023-09-16   
479-510 4 Springdale AR   6529 T-MOBILE USA, INC. 526   2023-09-16   
479-510 6 Springdale AR   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 526   2024-09-28   
479-510 7 Springdale AR   624H ONVOY SPECTRUM, LLC 526   2024-12-16   
479-510 8 Springdale AR   348F ONVOY, LLC - AR 526   2024-12-02   
479-510 9 Springdale AR   348F ONVOY, LLC - AR 526   2023-09-09   

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

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