| Herndon to Miami Lakes (Florida) | 918.11 mi (1,477.56 km) |
| Herndon to Miami Shores (Florida) | 919.70 mi (1,480.12 km) |
| Herndon to Miami Springs (Florida) | 924.10 mi (1,487.19 km) |
| Herndon to Miamisburg (Ohio) | 370.89 mi (596.89 km) |
| Herndon to Michigan City (Indiana) | 533.68 mi (858.87 km) |
| Herndon to Middle Island (New York) | 269.94 mi (434.43 km) |
| Herndon to Middle River (Maryland) | 57.62 mi (92.73 km) |
| Herndon to Middle Valley (Tennessee) | 503.29 mi (809.98 km) |
| Herndon to Middleburg (Florida) | 667.49 mi (1,074.22 km) |
| Herndon to Middleburg Heights (Ohio) | 286.56 mi (461.17 km) |
| Herndon to Middlesex (New Jersey) | 189.12 mi (304.36 km) |
| Herndon to Middleton (Wisconsin) | 692.38 mi (1,114.27 km) |
| Herndon to Middletown (Connecticut) | 306.46 mi (493.21 km) |
| Herndon to Middletown (Delaware) | 95.16 mi (153.15 km) |
| Herndon to Middletown (New York) | 231.73 mi (372.93 km) |
