| Knoxville to Mountain Brook (Alabama) | 233.47 mi (375.73 km) |
| Knoxville to Mountain Home (Arkansas) | 471.08 mi (758.13 km) |
| Knoxville to Mountain Home (Idaho) | 1,750.47 mi (2,817.11 km) |
| Knoxville to Mountain House (California) | 2,067.85 mi (3,327.88 km) |
| Knoxville to Mountain Park (Georgia) | 147.07 mi (236.69 km) |
| Knoxville to Mountain Top (Pennsylvania) | 562.04 mi (904.51 km) |
| Knoxville to Mountain View (California) | 2,100.61 mi (3,380.61 km) |
| Knoxville to Mountlake Terrace (Washington) | 2,108.97 mi (3,394.06 km) |
| Knoxville to Mukilteo (Washington) | 2,110.00 mi (3,395.72 km) |
| Knoxville to Muncie (Indiana) | 302.62 mi (487.02 km) |
| Knoxville to Mundelein (Illinois) | 486.53 mi (782.99 km) |
| Knoxville to Munhall (Pennsylvania) | 376.47 mi (605.87 km) |
| Knoxville to Munster (Indiana) | 430.23 mi (692.39 km) |
| Knoxville to Murfreesboro (Tennessee) | 138.05 mi (222.17 km) |
| Knoxville to Murphy (Texas) | 748.61 mi (1,204.78 km) |
