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.

Switch: LFYTLAMAXUY

<< 1 2

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
337-609 6 Lafayette LA 508J CENTURYLINK COMMUNICATIONS, LLC 488   2016-04-07   
337-609 7 Lafayette LA 508J CENTURYLINK COMMUNICATIONS, LLC 488   2016-04-07   
337-609 8 Lafayette LA 508J CENTURYLINK COMMUNICATIONS, LLC 488   2016-04-07   
337-609 9 Lafayette LA 508J CENTURYLINK COMMUNICATIONS, LLC 488   2016-04-07   
337-628 7 Washington LA 508J CENTURYLINK COMMUNICATIONS, LLC 488   2014-09-11   
337-724 6 Chataignier LA 508J CENTURYLINK COMMUNICATIONS, LLC 488   2014-09-12   
337-753 4 Roanoke LA 508J CENTURYLINK COMMUNICATIONS, LLC 488   2014-09-12   
337-766 7 Lawtell LA 508J CENTURYLINK COMMUNICATIONS, LLC 488   2014-09-11   
337-777 6 Port Barre LA 508J CENTURYLINK COMMUNICATIONS, LLC 488   2014-09-11   
337-888 7 Sulphur LA 508J CENTURYLINK COMMUNICATIONS, LLC 488   2014-09-12   
337-918 7 Erath LA 508J CENTURYLINK COMMUNICATIONS, LLC 488   2014-09-11   
337-935 7 Duson LA 508J CENTURYLINK COMMUNICATIONS, LLC 488   2014-09-11   
337-944 7 Loreauville LA 508J CENTURYLINK COMMUNICATIONS, LLC 488   2014-09-11   

<< 1 2

Last updated: Wed, 04 Mar 2026 03:00:52 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.