Real. Music. Variety.
KOSI 101.1 is an Adult Contemporary radio station serving Denver-Boulder, CO. Owned and operated by Bonneville International Corporation.
- Call sign: KOSI
- Frequency: 101.1 FM
- City of license: Danver, CO
- Format: Adult Contemporary
- Owner: Bonneville International Corporation
- Area Served: Denver-Boulder, CO
- Sister stations: 104.3 The Fan, ESPN Denver 1600, 98.5 KYGO
- Address: 7800 E Orchard Rd #400, Greenwood Village, CO 80111
- Phone number: 303-321-0950 / 303-290-1011
- Website: https://kosi101.com/