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: 637

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
337-637 A Rayne LA LFYTLAMAX9Y  749E ONVOY, LLC - LA 488      
337-637 0 Rayne LA LFYTLAMAX7Z  624H ONVOY SPECTRUM, LLC 488   2023-07-29   
337-637 1 Rayne LA LFYTLA3624Z  490J DISH WIRELESS, LLC 488   2023-11-23   
337-637 3 Rayne LA LFYTLAMAX9Y  749E ONVOY, LLC - LA 488   2023-01-23   
337-637 5 Rayne LA LFYULA09DS0  9002 LAFAYETTE CITY-PARISH CONSOLIDATED GOVERNMENT - LA 488   2024-11-10   
337-637 7 Rayne LA LFYTLAMAX9Y  749E ONVOY, LLC - LA 488   2023-01-23   
337-637 8 Rayne LA LFYTLAMAX9Y  749E ONVOY, LLC - LA 488   2023-09-09   
337-637 9 Rayne LA   515J IP HORIZON LLC 488   2024-04-29   

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

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