| Roanoke to Marrero (Louisiana) | 775.29 mi (1,247.71 km) |
| Roanoke to Marshall (Minnesota) | 961.78 mi (1,547.83 km) |
| Roanoke to Marshall (Missouri) | 729.50 mi (1,174.02 km) |
| Roanoke to Marshall (Texas) | 877.71 mi (1,412.53 km) |
| Roanoke to Marshalltown (Iowa) | 762.07 mi (1,226.43 km) |
| Roanoke to Marshfield (Wisconsin) | 736.66 mi (1,185.54 km) |
| Roanoke to Martha Lake (Washington) | 2,239.89 mi (3,604.75 km) |
| Roanoke to Martin (Tennessee) | 496.04 mi (798.30 km) |
| Roanoke to Martinez (California) | 2,287.08 mi (3,680.71 km) |
| Roanoke to Martinez (Georgia) | 286.22 mi (460.63 km) |
| Roanoke to Martinsburg (West Virginia) | 184.90 mi (297.56 km) |
| Roanoke to Martinsville (Indiana) | 380.46 mi (612.29 km) |
| Roanoke to Martinsville (New Jersey) | 369.26 mi (594.27 km) |
| Roanoke to Martinsville (Virginia) | 41.50 mi (66.79 km) |
| Roanoke to Maryland City (Maryland) | 212.54 mi (342.05 km) |
