Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 274 [Rate centres in NPA 274] [Dial plan for NPA 274]

NXX: 215

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
274-215 A Denmark WI   5562 METROPCS, INC. 350   2025-04-14   
274-215 0 Denmark WI   225C ONVOY, LLC - WI 350   2025-09-27   
274-215 1 Denmark WI   225C ONVOY, LLC - WI 350   2026-01-04   
274-215 2 Denmark WI   225C ONVOY, LLC - WI 350   2026-05-18   
274-215 8 Denmark WI   225C ONVOY, LLC - WI 350   2026-06-22   
274-215 9 Denmark WI   5562 METROPCS, INC. 350   2025-04-14   

Last updated: Tue, 16 Jun 2026 00:09:45 UTC

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