Local Calling Guide

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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   3235 LEVEL 3 COMMUNICATIONS, LLC - NC 426      
919-666 0 Durham NC   3235 LEVEL 3 COMMUNICATIONS, LLC - NC 426   2010-12-02   
919-666 1 Durham NC RLGHNCHOX0Z  8389 TELEPORT COMMUNICATIONS AMERICA, LLC - NC 426   2011-08-03   
919-666 2 Durham NC RLGHNCJV4MD  3235 LEVEL 3 COMMUNICATIONS, LLC - NC 426   2010-12-23   
919-666 3 Durham NC RLGHNCJV4MD  3235 LEVEL 3 COMMUNICATIONS, LLC - NC 426   2011-07-13   
919-666 4 Durham NC RLGHNCMODS1  8389 TELEPORT COMMUNICATIONS AMERICA, LLC - NC 426   2011-03-29   
919-666 5 Durham NC RLGHNCMODS1  8389 TELEPORT COMMUNICATIONS AMERICA, LLC - NC 426   2012-10-01   
919-666 6 Durham NC RLGHNCJV4MD  3235 LEVEL 3 COMMUNICATIONS, LLC - NC 426   2011-02-16   
919-666 7 Durham NC RLGHNCHOX3Z  998E BANDWIDTH.COM CLEC, LLC - NC 426   2012-02-21   
919-666 8 Durham NC RLGJNCBZ2MD  8645 SUNCOM DBA T-MOBILE USA 426   2011-08-02   
919-666 9 Durham NC   3235 LEVEL 3 COMMUNICATIONS, LLC - NC 426   2011-02-27   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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