Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Grand Isle, LA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
985-309 A MNVLLA20G07  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 490      
985-309 0   145J TERRA NOVA TELECOM INC. 490   2025-05-28   
985-309 1   8839 ADVANCED TEL., INC. - LA 490   2013-05-12   
985-309 2   145J TERRA NOVA TELECOM INC. 490   2026-01-04   
985-309 8   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 490   2024-02-16   
985-309 9   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 490   2024-02-16   
985-787 A LARSLAXADS0  0433 LAFOURCHE TEL. CO. 490      
985-833 A NWORLASD6MD  965H FRACTEL, LLC 490      
985-833 3   965H FRACTEL, LLC 490   2020-01-17   
985-833 6   516J TON80 COMMUNICATIONS, LLC 490   2021-07-17   
985-833 7   653C TELEPORT COMMUNICATIONS AMERICA LA - LLC 490   2022-09-08   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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