Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 337 [Rate centres in NPA 337] [Dial plan for NPA 337]

NXX: 481

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
337-481 A Starks LA LFYTLAMAX9Y  749E ONVOY, LLC - LA 488   2024-01-06   
337-481 0 Starks LA LFYTLAMAX7Z  624H ONVOY SPECTRUM, LLC 488   2023-07-29   
337-481 4 Starks LA LFYTLAMAX9Y  749E ONVOY, LLC - LA 488   2021-03-08   
337-481 7 Starks LA LFYTLAMAX9Y  749E ONVOY, LLC - LA 488   2019-10-05   

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

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