Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 515 [Rate centres in NPA 515] [Dial plan for NPA 515]

NXX: 403

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
515-403 A Ames IA   6529 T-MOBILE USA, INC. 632   2026-01-26   
515-403 0 Ames IA   6529 T-MOBILE USA, INC. 632   2026-01-26   
515-403 1 Ames IA   6529 T-MOBILE USA, INC. 632   2026-01-26   
515-403 2 Ames IA   6529 T-MOBILE USA, INC. 632   2026-01-26   
515-403 3 Ames IA   6529 T-MOBILE USA, INC. 632   2026-01-26   
515-403 9 Ames IA   6529 T-MOBILE USA, INC. 632   2026-01-26   

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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