Fallis
- County:
- Lincoln County
- County Seat:
- No
- Area (mi²):
- 0.342
- State:
- Oklahoma
Fallis is a town located in Lincoln County, Oklahoma. Fallis has a 2026 population of 24. Fallis is currently declining at a rate of 0% annually and its population has increased by 4.35% since the most recent census, which recorded a population of 23 in 2020.