Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 626 [Rate centres in NPA 626] [Dial plan for NPA 626]

NXX: 551

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
626-551 A Alhambra CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
626-551 0 Alhambra CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
626-551 1 Alhambra CA   6529 T-MOBILE USA, INC. 730   2007-04-01   
626-551 2 Alhambra CA   6529 T-MOBILE USA, INC. 730   2024-09-28   
626-551 3 Alhambra CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
626-551 4 Alhambra CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
626-551 5 Alhambra CA   145J TERRA NOVA TELECOM INC. 730   2024-08-13   
626-551 6 Alhambra CA   899D METROPCS NETWORKS, LLC 730   2008-11-15   
626-551 7 Alhambra CA   6529 T-MOBILE USA, INC. 730   2007-04-01   
626-551 8 Alhambra CA   6529 T-MOBILE USA, INC. 730   2007-04-01   
626-551 9 Alhambra CA   899D METROPCS NETWORKS, LLC 730   2010-03-19   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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