| Grimes to Marshall (Minnesota) | 216.30 mi (348.11 km) |
| Grimes to Marshall (Missouri) | 179.83 mi (289.41 km) |
| Grimes to Marshall (Texas) | 632.32 mi (1,017.61 km) |
| Grimes to Marshalltown (Iowa) | 51.91 mi (83.53 km) |
| Grimes to Marshfield (Wisconsin) | 275.33 mi (443.11 km) |
| Grimes to Martha Lake (Washington) | 1,449.37 mi (2,332.54 km) |
| Grimes to Martin (Tennessee) | 454.28 mi (731.10 km) |
| Grimes to Martinez (California) | 1,516.85 mi (2,441.13 km) |
| Grimes to Martinez (Georgia) | 851.55 mi (1,370.44 km) |
| Grimes to Martinsburg (West Virginia) | 842.95 mi (1,356.60 km) |
| Grimes to Martinsville (Indiana) | 416.83 mi (670.82 km) |
| Grimes to Martinsville (New Jersey) | 1,000.74 mi (1,610.54 km) |
| Grimes to Martinsville (Virginia) | 820.78 mi (1,320.92 km) |
| Grimes to Maryland City (Maryland) | 910.04 mi (1,464.57 km) |
| Grimes to Maryland Heights (Missouri) | 269.20 mi (433.24 km) |
