| Grass Valley to Marshall (Minnesota) | 1,343.60 mi (2,162.32 km) |
| Grass Valley to Marshall (Missouri) | 1,485.98 mi (2,391.46 km) |
| Grass Valley to Marshall (Texas) | 1,557.95 mi (2,507.27 km) |
| Grass Valley to Marshalltown (Iowa) | 1,481.81 mi (2,384.75 km) |
| Grass Valley to Marshfield (Wisconsin) | 1,620.38 mi (2,607.75 km) |
| Grass Valley to Martha Lake (Washington) | 598.77 mi (963.63 km) |
| Grass Valley to Martin (Tennessee) | 1,760.39 mi (2,833.08 km) |
| Grass Valley to Martinez (California) | 102.30 mi (164.64 km) |
| Grass Valley to Martinez (Georgia) | 2,185.43 mi (3,517.12 km) |
| Grass Valley to Martinsburg (West Virginia) | 2,279.31 mi (3,668.19 km) |
| Grass Valley to Martinsville (Indiana) | 1,839.07 mi (2,959.69 km) |
| Grass Valley to Martinsville (New Jersey) | 2,435.95 mi (3,920.29 km) |
| Grass Valley to Martinsville (Virginia) | 2,231.56 mi (3,591.35 km) |
| Grass Valley to Maryland City (Maryland) | 2,346.13 mi (3,775.74 km) |
| Grass Valley to Maryland Heights (Missouri) | 1,635.05 mi (2,631.36 km) |
