Local Calling Guide

Area code/prefix search

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NPA: 669 [Rate centres in NPA 669] [Dial plan for NPA 669]

NXX: 721

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
669-721 A Sunnyvale CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
669-721 0 Sunnyvale CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2013-07-20   
669-721 1 Sunnyvale CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2013-07-20   
669-721 2 Sunnyvale CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2014-05-10   
669-721 3 Sunnyvale CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2013-04-18   
669-721 4 Sunnyvale CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2013-04-18   
669-721 5 Sunnyvale CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2013-04-18   
669-721 6 Sunnyvale CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2013-04-18   
669-721 7 Sunnyvale CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2013-04-18   
669-721 8 Sunnyvale CA SNVACAHZ0MD  508J CENTURYLINK COMMUNICATIONS, LLC 722   2013-06-25   
669-721 9 Sunnyvale CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2013-07-20   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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