Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 916 [Rate centres in NPA 916] [Dial plan for NPA 916]

NXX: 477

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
916-477 A Walnut Grove CA WSCRCAKE1MD  6529 T-MOBILE USA, INC. 726      
916-477 0 Walnut Grove CA   6529 T-MOBILE USA, INC. 726      
916-477 1 Walnut Grove CA   6529 T-MOBILE USA, INC. 726   2016-02-15   
916-477 2 Walnut Grove CA   649C ONVOY, LLC - CA 726   2020-06-07   
916-477 3 Walnut Grove CA   6529 T-MOBILE USA, INC. 726   2016-12-09   
916-477 4 Walnut Grove CA   6529 T-MOBILE USA, INC. 726   2019-07-12   
916-477 5 Walnut Grove CA   6529 T-MOBILE USA, INC. 726   2015-12-18   
916-477 6 Walnut Grove CA   6529 T-MOBILE USA, INC. 726   2013-11-20   
916-477 7 Walnut Grove CA   6529 T-MOBILE USA, INC. 726   2010-10-11   
916-477 8 Walnut Grove CA   6529 T-MOBILE USA, INC. 726   2011-09-03   
916-477 9 Walnut Grove CA   6529 T-MOBILE USA, INC. 726      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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