Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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Switch: DNVRCOII4MD

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
970-814 2 Durango CO 5562 METROPCS, INC. 656   2023-09-17   
970-820 7 Loveland CO 5562 METROPCS, INC. 656   2016-04-12   
970-820 8 Loveland CO 5562 METROPCS, INC. 656   2015-04-04   
970-822 6 Grand Junction CO 5562 METROPCS, INC. 656   2017-06-29   
970-880 3 Durango CO 5562 METROPCS, INC. 656   2016-07-01   
970-975 5 Montrose CO 5562 METROPCS, INC. 656   2018-10-12   
970-977 0 Vail CO 5562 METROPCS, INC. 656      
970-986 0 Grand Junction CO 5562 METROPCS, INC. 656      

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Last updated: Tue, 31 Mar 2026 13:56:49 UTC

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