| KMXS | |
| City: | Anchorage, Alaska |
| Area: | Anchorage, Alaska |
| Branding: | Mix 103.1 |
| Frequency: | 103.1 MHz |
| Airdate: | September 1, 1987 (as KXDZ) |
| Format: | Hot adult contemporary |
| Erp: | 100,000 watts |
| Haat: | 31.9 meters |
| Class: | C1 |
| Facility Id: | 52677 |
| Callsign Meaning: | K MiX S |
| Former Callsigns: | KBLK (1985–1986, CP) KXDZ (1986–1994) |
| Owner: | Alpha Media LLC |
| Licensee: | Alpha Media Licensee LLC |
| Affiliations: | Compass Media Networks |
| Sister Stations: | KBRJ, KEAG, KFQD, KHAR, KWHL |
| Website: | kmxs.com |
| Licensing Authority: | FCC |
KMXS (103.1 FM) is a commercial hot adult contemporary music radio station in Anchorage, Alaska.[1] 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.