KJMP 870 is “Jump 104.5,” a classic hip hop station licensed to Pierce and serving Fort Collins and Greeley. It signed on in 2004 (the call letters spell “Jump”) simulcasting KJAC 105.5. White Park Broadcasting owned it until August 2009, when Brahmin Broadcasting took over, and for a while it carried ESPN Radio. On August 20, 2012, it went oldies as “The Big 870.” On November 21, 2019, Loud Media started running it as classic hip hop “Jump 104.5” under a local marketing agreement. In late 2024 Loud Media principal Aaron Ishmael’s Mid-Century Radio bought it from Brahmin for $50,000.
Station information
- Frequency: 870 kHz; FM translator 104.5.
- City of license: Pierce.
- Signed on: 2004.
- Branding: Jump 104.5 (since 2019); The Big 870 (2012–2019).
- Format: Classic hip hop.
- Owner: Mid-Century Radio LLC (Loud Media).
- FCC facility ID: 129513.
References
STATION FILE
FROM THE TIMELINE
Moments in KJMP-AM History
KJMP 870 flips to classic hip hop as Jump 104.5
November 21, 2019 — Northern Colorado's KJMP dropped oldies (“The Big 870”) and went classic hip hop as “Jump 104.5,” run by Loud Media.
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