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: 674

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
337-674 A Sulphur LA LFYTLAMAXIZ  516J TON80 COMMUNICATIONS, LLC 488      
337-674 0 Sulphur LA LFYTLA364MD  939H COMMIO, LLC 488      
337-674 1 Sulphur LA LFYTLAMAX7Z  624H ONVOY SPECTRUM, LLC 488      
337-674 2 Sulphur LA LFYTLAMAX9Y  749E ONVOY, LLC - LA 488      
337-674 3 Sulphur LA LFYTLAMAX9Y  749E ONVOY, LLC - LA 488      
337-674 4 Sulphur LA LFYTLAMAX9Y  749E ONVOY, LLC - LA 488      
337-674 5 Sulphur LA LFYTLAMAX9Y  749E ONVOY, LLC - LA 488      
337-674 6 Sulphur LA LFYTLAMAX9Y  749E ONVOY, LLC - LA 488      
337-674 7 Sulphur LA   515J IP HORIZON LLC 488      
337-674 8 Sulphur LA LFYTLAMAXIZ  516J TON80 COMMUNICATIONS, LLC 488      
337-674 9 Sulphur LA LFYTLAMAX9Y  749E ONVOY, LLC - LA 488      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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