Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 925 [Rate centres in NPA 925] [Dial plan for NPA 925]

NXX: 446

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
925-446 A Concord CA OKLECAZV1MD  5562 METROPCS, INC. 722      
925-446 0 Concord CA   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2012-10-27   
925-446 1 Concord CA   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2012-10-27   
925-446 2 Concord CA   5562 METROPCS, INC. 722   2012-11-25   
925-446 3 Concord CA   7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 722   2012-09-27   
925-446 4 Concord CA   516C AT&T CORP. 722   2013-08-06   
925-446 5 Concord CA   5562 METROPCS, INC. 722   2012-11-25   
925-446 6 Concord CA   485E ASTOUND BROADBAND, LLC - CA 722   2012-10-04   
925-446 7 Concord CA   5562 METROPCS, INC. 722   2012-11-25   
925-446 8 Concord CA   433E SONIC TELECOM, LLC - CA 722   2012-12-22   
925-446 9 Concord CA   5562 METROPCS, INC. 722   2012-08-23   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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