| Festus to Mountain Brook (Alabama) | 386.10 mi (621.38 km) |
| Festus to Mountain Home (Arkansas) | 169.50 mi (272.78 km) |
| Festus to Mountain Home (Idaho) | 1,362.13 mi (2,192.13 km) |
| Festus to Mountain House (California) | 1,687.59 mi (2,715.91 km) |
| Festus to Mountain Park (Georgia) | 462.79 mi (744.79 km) |
| Festus to Mountain Top (Pennsylvania) | 796.17 mi (1,281.31 km) |
| Festus to Mountain View (California) | 1,721.24 mi (2,770.07 km) |
| Festus to Mountlake Terrace (Washington) | 1,726.75 mi (2,778.94 km) |
| Festus to Mukilteo (Washington) | 1,728.08 mi (2,781.08 km) |
| Festus to Muncie (Indiana) | 301.23 mi (484.79 km) |
| Festus to Mundelein (Illinois) | 307.07 mi (494.18 km) |
| Festus to Munhall (Pennsylvania) | 581.18 mi (935.31 km) |
| Festus to Munster (Indiana) | 276.70 mi (445.31 km) |
| Festus to Murfreesboro (Tennessee) | 274.61 mi (441.95 km) |
| Festus to Murphy (Texas) | 500.17 mi (804.95 km) |
