Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Fort Smith, AR

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
479-977 5 FTSMARSUX0X  348F ONVOY, LLC - AR 526   2021-04-03   
479-977 6 FTSMARSUX0X  348F ONVOY, LLC - AR 526   2021-04-03   
479-977 7 FTSMARSUX0X  348F ONVOY, LLC - AR 526   2021-04-03   
479-977 8 FTSMARSUX0X  348F ONVOY, LLC - AR 526   2021-04-03   
479-977 9 FTSMARSUX0X  348F ONVOY, LLC - AR 526   2021-04-03   

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Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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