| Herndon to Monroe (Washington) | 2,286.57 mi (3,679.87 km) |
| Herndon to Monroe (Wisconsin) | 687.51 mi (1,106.45 km) |
| Herndon to Monroeville (Pennsylvania) | 161.39 mi (259.73 km) |
| Herndon to Monrovia (California) | 2,258.81 mi (3,635.20 km) |
| Herndon to Monsey (New York) | 229.84 mi (369.89 km) |
| Herndon to Montclair (California) | 2,245.32 mi (3,613.50 km) |
| Herndon to Montclair (Virginia) | 24.92 mi (40.10 km) |
| Herndon to Montebello (California) | 2,268.80 mi (3,651.28 km) |
| Herndon to Monterey (California) | 2,411.13 mi (3,880.34 km) |
| Herndon to Monterey Park (California) | 2,269.13 mi (3,651.81 km) |
| Herndon to Montgomery (Alabama) | 675.99 mi (1,087.90 km) |
| Herndon to Montgomery (Illinois) | 608.00 mi (978.49 km) |
| Herndon to Montgomery (Ohio) | 373.50 mi (601.09 km) |
| Herndon to Montgomery Village (Maryland) | 17.71 mi (28.50 km) |
| Herndon to Montgomeryville (Pennsylvania) | 144.48 mi (232.52 km) |
