Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Johnsons Bayou, LA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
337-569 A CRLYLAXADS1  0425 CAMERON TEL CO 488      
337-645 A LFYTLA3624Z  490J DISH WIRELESS, LLC 488      
337-645 0 LFYTLA3624Z  490J DISH WIRELESS, LLC 488   2023-08-04   
337-645 4   3232 LEVEL 3 COMMUNICATIONS, LLC - LA 488   2025-04-07   

Last updated: Tue, 07 Oct 2025 16:47:53 UTC

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