Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 337 [Rate centres in NPA 337] [Dial plan for NPA 337]

NXX: 999

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
337-999 A Broussard LA LKCHLADTSMD  153F BANDWIDTH.COM CLEC, LLC - LA 488      
337-999 0 Broussard LA LFYTLAMAX9Y  749E ONVOY, LLC - LA 488   2019-01-05   
337-999 1 Broussard LA LFYTLAMAX9Y  749E ONVOY, LLC - LA 488   2019-01-05   
337-999 2 Broussard LA LFYTLAMAX5X  3232 LEVEL 3 COMMUNICATIONS, LLC - LA 488   2022-04-16   
337-999 3 Broussard LA LFYTLA364MD  939H COMMIO, LLC 488   2022-12-10   
337-999 4 Broussard LA LFYTLAMAXAZ  965H FRACTEL, LLC 488   2020-01-17   
337-999 5 Broussard LA LFYTLAMAXAZ  965H FRACTEL, LLC 488   2020-01-17   
337-999 6 Broussard LA SCTTLA06G02  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 488   2022-05-15   
337-999 7 Broussard LA LFYTLAMAXAZ  965H FRACTEL, LLC 488   2020-01-17   
337-999 8 Broussard LA LKCHLADTSMD  153F BANDWIDTH.COM CLEC, LLC - LA 488   2021-12-05   
337-999 9 Broussard LA LKCHLADTSMD  153F BANDWIDTH.COM CLEC, LLC - LA 488   2012-10-14   

Last updated: Wed, 07 Feb 2024 04:12:25 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.