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: 712

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
337-712 A Sulphur LA SCTTLA06G02  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 488   2025-02-23   
337-712 9 Sulphur LA SCTTLA06G02  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 488   2025-02-23   

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

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