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: 472

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
337-472 A Mamou LA LFYTLAMAX9Y  749E ONVOY, LLC - LA 488      
337-472 0 Mamou LA LFYTLAMAX7Z  624H ONVOY SPECTRUM, LLC 488   2023-07-23   
337-472 1 Mamou LA OPLSLACO1MD  792K CHARTER IP ENABLED SERVICES, LLC 488   2024-02-04   
337-472 2 Mamou LA LFYTLAMAX5X  3232 LEVEL 3 COMMUNICATIONS, LLC - LA 488   2020-11-21   
337-472 3 Mamou LA LFYTLAMAX9Y  749E ONVOY, LLC - LA 488   2021-02-25   
337-472 4 Mamou LA LFYTLAMAX9Y  749E ONVOY, LLC - LA 488   2021-02-25   
337-472 5 Mamou LA LKCHLADTXAX  260H CEBRIDGE TELECOM LA, LLC D/B/A SUDDENLINK COMM LA 488   2024-04-12   
337-472 6 Mamou LA LFYTLAMAX3Y  653C TELEPORT COMMUNICATIONS AMERICA LA - LLC 488   2020-11-10   
337-472 7 Mamou LA LFYTLAMAX9Y  749E ONVOY, LLC - LA 488   2019-10-05   
337-472 8 Mamou LA LKCHLADTSMD  153F BANDWIDTH.COM CLEC, LLC - LA 488   2023-09-17   
337-472 9 Mamou LA LFYULA09DS0  9002 LAFAYETTE CITY-PARISH CONSOLIDATED GOVERNMENT - LA 488   2024-06-24   

Last updated: Tue, 29 Sep 2026 03:00:13 UTC

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