| Silver Spring to Montgomeryville (Pennsylvania) | 128.07 mi (206.11 km) |
| Silver Spring to Monticello (Minnesota) | 960.74 mi (1,546.16 km) |
| Silver Spring to Montrose (Colorado) | 1,654.45 mi (2,662.59 km) |
| Silver Spring to Moody (Alabama) | 645.80 mi (1,039.32 km) |
| Silver Spring to Moore (Oklahoma) | 1,151.83 mi (1,853.69 km) |
| Silver Spring to Moorestown-Lenola (New Jersey) | 128.27 mi (206.42 km) |
| Silver Spring to Mooresville (North Carolina) | 315.43 mi (507.64 km) |
| Silver Spring to Moorhead (Minnesota) | 1,131.67 mi (1,821.25 km) |
| Silver Spring to Moorpark (California) | 2,322.62 mi (3,737.90 km) |
| Silver Spring to Moraga (California) | 2,417.37 mi (3,890.38 km) |
| Silver Spring to Moreno Valley (California) | 2,241.93 mi (3,608.03 km) |
| Silver Spring to Morgan City (Louisiana) | 1,030.39 mi (1,658.25 km) |
| Silver Spring to Morgan Hill (California) | 2,406.23 mi (3,872.45 km) |
| Silver Spring to Morganton (North Carolina) | 341.70 mi (549.91 km) |
| Silver Spring to Morgantown (West Virginia) | 162.42 mi (261.39 km) |
