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: 775

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
515-775 A Grand Junction IA DESMIAITX6X  5562 METROPCS, INC. 632      
515-775 0 Grand Junction IA   6529 T-MOBILE USA, INC. 632   2024-08-15   
515-775 2 Grand Junction IA   624H ONVOY SPECTRUM, LLC 632   2024-03-08   
515-775 5 Grand Junction IA   145J TERRA NOVA TELECOM INC. 632   2025-05-31   
515-775 7 Grand Junction IA   221F ONVOY, LLC - IA 632   2021-08-30   
515-775 9 Grand Junction IA   5562 METROPCS, INC. 632   2021-08-15   

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

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