Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 307 [Rate centres in NPA 307] [Dial plan for NPA 307]

NXX: 385

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
307-385 A Jackson WY   6529 T-MOBILE USA, INC. 654   2026-01-03   
307-385 7 Jackson WY   6529 T-MOBILE USA, INC. 654   2026-01-03   
307-385 8 Jackson WY   6529 T-MOBILE USA, INC. 654   2026-01-03   
307-385 9 Jackson WY   6529 T-MOBILE USA, INC. 654   2026-01-03   

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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