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: 448

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
337-448 A Melville LA LFYTLA18X1X  6505 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA 488      
337-448 0 Melville LA LFYTLA18X1X  6505 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA 488      
337-448 1 Melville LA ABVLLACT0MD  4930 LOUISIANA COMPETITIVE TELECOMMUNICATIONS, INC. 488      
337-448 2 Melville LA LFYTLAMAX9Y  749E ONVOY, LLC - LA 488      
337-448 3 Melville LA LFYTLAMAX9Y  749E ONVOY, LLC - LA 488      
337-448 4 Melville LA LFYTLAMAX9Y  749E ONVOY, LLC - LA 488      
337-448 5 Melville LA LFYTLAMAX9Y  749E ONVOY, LLC - LA 488      
337-448 6 Melville LA LFYTLAMAX9Y  749E ONVOY, LLC - LA 488      
337-448 7 Melville LA LFYTLAMAXUY  508J CENTURYLINK COMMUNICATIONS, LLC 488      
337-448 8 Melville LA LFYTLAMAX9Y  749E ONVOY, LLC - LA 488      
337-448 9 Melville LA LFYTLAMAX7Z  624H ONVOY SPECTRUM, LLC 488      

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.