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: 746

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
337-746 A Carlyss LA LFYTLAMAXIZ  516J TON80 COMMUNICATIONS, LLC 488      
337-746 0 Carlyss LA LKCHLADTXDX  150C VOICESTREAM GSM I, LLC 488   2024-06-20   
337-746 1 Carlyss LA LKCHLADTXDX  150C VOICESTREAM GSM I, LLC 488   2024-06-20   
337-746 6 Carlyss LA SCTTLA06G02  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 488   2024-11-22   
337-746 7 Carlyss LA SCTTLA06G02  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 488   2024-11-22   
337-746 8 Carlyss LA LFYTLAMAXIZ  516J TON80 COMMUNICATIONS, LLC 488   2022-03-31   

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

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