Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 530 [Rate centres in NPA 530] [Dial plan for NPA 530]

NXX: 923

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
530-923 A Marysville CA WSCRCAHW3MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 726      
530-923 0 Marysville CA   5562 METROPCS, INC. 726   2007-03-13   
530-923 1 Marysville CA   5562 METROPCS, INC. 726   2006-11-02   
530-923 2 Marysville CA   318J COMCAST IP PHONE, LLC 726   2007-09-21   
530-923 3 Marysville CA   5562 METROPCS, INC. 726   2007-10-19   
530-923 4 Marysville CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 726   2005-07-23   
530-923 5 Marysville CA   5562 METROPCS, INC. 726   2007-10-08   
530-923 6 Marysville CA   5562 METROPCS, INC. 726   2008-07-28   
530-923 7 Marysville CA   318J COMCAST IP PHONE, LLC 726   2008-03-31   
530-923 8 Marysville CA   6529 T-MOBILE USA, INC. 726   2007-09-14   
530-923 9 Marysville CA   5562 METROPCS, INC. 726   2008-07-28   

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

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