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: 919 [Rate centres in NPA 919] [Dial plan for NPA 919]

NXX: 666

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
919-666 A Durham NC RLGINCHK0MD  2902 GLOBAL CROSSING LOCAL SERVICES, INC. - NC 426      
919-666 0 Durham NC RLGINCHK0MD  2902 GLOBAL CROSSING LOCAL SERVICES, INC. - NC 426      
919-666 1 Durham NC   8389 TELEPORT COMMUNICATIONS AMERICA, LLC - NC 426      
919-666 2 Durham NC RLGHNCJV4MD  3235 LEVEL 3 COMMUNICATIONS, LLC - NC 426      
919-666 3 Durham NC RLGHNCJV4MD  3235 LEVEL 3 COMMUNICATIONS, LLC - NC 426      
919-666 4 Durham NC RLGHNCMODS1  8389 TELEPORT COMMUNICATIONS AMERICA, LLC - NC 426      
919-666 5 Durham NC RLGHNCMODS1  8389 TELEPORT COMMUNICATIONS AMERICA, LLC - NC 426      
919-666 6 Durham NC RLGHNCJV4MD  3235 LEVEL 3 COMMUNICATIONS, LLC - NC 426      
919-666 7 Durham NC RLGHNCHOX2Z  998E BANDWIDTH.COM CLEC, LLC - NC 426      
919-666 8 Durham NC RLGJNCBZ2MD  8645 SUNCOM DBA T-MOBILE USA 426      
919-666 9 Durham NC RLGINCHK0MD  2902 GLOBAL CROSSING LOCAL SERVICES, INC. - NC 426      

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.