Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 479 [Rate centres in NPA 479] [Dial plan for NPA 479]

NXX: 490

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
479-490 A Alma AR FTSMARSUMMD  6529 T-MOBILE USA, INC. 526      
479-490 0 Alma AR FTSMAR0800Z  490J DISH WIRELESS, LLC 526   2022-12-12   
479-490 1 Alma AR FYVLARATPMD  073H TELNYX LLC 526   2023-10-23   
479-490 2 Alma AR FTSMARSUXKX  624H ONVOY SPECTRUM, LLC 526   2024-03-11   
479-490 3 Alma AR FTSMARSUX0X  348F ONVOY, LLC - AR 526   2024-12-02   
479-490 4 Alma AR ALMAARXA0MD  196F BANDWIDTH.COM CLEC, LLC - AR 526   2025-01-05   
479-490 5 Alma AR FTSMARSUX0X  348F ONVOY, LLC - AR 526   2025-01-05   
479-490 7 Alma AR FTSMARSUMMD  6529 T-MOBILE USA, INC. 526   2023-05-19   
479-490 8 Alma AR FTSMARSUMMD  6529 T-MOBILE USA, INC. 526   2023-05-19   
479-490 9 Alma AR FTSMARSUMMD  6529 T-MOBILE USA, INC. 526   2022-10-27   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.