| Silver Spring to Marrero (Louisiana) | 974.44 mi (1,568.22 km) |
| Silver Spring to Marshall (Minnesota) | 1,035.48 mi (1,666.45 km) |
| Silver Spring to Marshall (Missouri) | 866.97 mi (1,395.26 km) |
| Silver Spring to Marshall (Texas) | 1,067.00 mi (1,717.17 km) |
| Silver Spring to Marshalltown (Iowa) | 858.90 mi (1,382.26 km) |
| Silver Spring to Marshfield (Wisconsin) | 780.52 mi (1,256.12 km) |
| Silver Spring to Martha Lake (Washington) | 2,313.88 mi (3,723.83 km) |
| Silver Spring to Martin (Tennessee) | 672.12 mi (1,081.68 km) |
| Silver Spring to Martinez (California) | 2,414.06 mi (3,885.06 km) |
| Silver Spring to Martinez (Georgia) | 472.56 mi (760.51 km) |
| Silver Spring to Martinsburg (West Virginia) | 60.11 mi (96.73 km) |
| Silver Spring to Martinsville (Indiana) | 504.40 mi (811.76 km) |
| Silver Spring to Martinsville (New Jersey) | 170.50 mi (274.40 km) |
| Silver Spring to Martinsville (Virginia) | 223.05 mi (358.96 km) |
| Silver Spring to Maryland City (Maryland) | 13.43 mi (21.62 km) |
