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: 257

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
916-257 A Roseville: Main DA CA WSCRCAKE1MD  5562 METROPCS, INC. 726      
916-257 0 Roseville: Main DA CA   6529 T-MOBILE USA, INC. 726      
916-257 1 Roseville: Main DA CA   5562 METROPCS, INC. 726      
916-257 2 Roseville: Main DA CA   5562 METROPCS, INC. 726      
916-257 3 Roseville: Main DA CA   5562 METROPCS, INC. 726      
916-257 4 Roseville: Main DA CA   5562 METROPCS, INC. 726      
916-257 5 Roseville: Main DA CA   5562 METROPCS, INC. 726      
916-257 6 Roseville: Main DA CA   5562 METROPCS, INC. 726      
916-257 7 Roseville: Main DA CA   5562 METROPCS, INC. 726      
916-257 8 Roseville: Main DA CA   5562 METROPCS, INC. 726      
916-257 9 Roseville: Main DA CA   5562 METROPCS, INC. 726      

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

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