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KMXS New Logo 2020.png
Broadcast areaAnchorage, Alaska
Frequency103.1 MHz
BrandingMix 103.1
FormatHot AC
First air date
September 1, 1987 (as KXDZ)
Former call signs
KBLK (1985-1986, CP)
KXDZ (1986-1994)
Technical information
Facility ID52677
ERP100,000 watts
HAAT31.9 meters
WebcastListen live

KMXS is a commercial hot adult contemporary music radio station in Anchorage, Alaska, broadcasting on 103.1 FM. Owned by Alpha Media LLC, its studios are located in Anchorage (two blocks west of Dimond Center), and its transmitter is in the North Star neighborhood. The station unveiled a new logo and positioner in 2020.

Coordinates: 61°11′31″N 149°54′07″W / 61.192°N 149.902°W / 61.192; -149.902