| Manassas to Ridgeland (Mississippi) | 833.86 mi (1,341.96 km) |
| Manassas to Ridgewood (New Jersey) | 236.17 mi (380.08 km) |
| Manassas to Rifle (Colorado) | 1,616.35 mi (2,601.27 km) |
| Manassas to Rincon (Georgia) | 493.14 mi (793.63 km) |
| Manassas to Ringwood (New Jersey) | 235.48 mi (378.96 km) |
| Manassas to Río Grande (Puerto Rico) | 1,571.51 mi (2,529.10 km) |
| Manassas to Rio Grande City (Texas) | 1,501.79 mi (2,416.90 km) |
| Manassas to Rio Linda (California) | 2,346.23 mi (3,775.90 km) |
| Manassas to Rio Rancho (New Mexico) | 1,622.31 mi (2,610.86 km) |
| Manassas to Rio Rico (Arizona) | 1,946.77 mi (3,133.02 km) |
| Manassas to Ripon (California) | 2,346.73 mi (3,776.69 km) |
| Manassas to River Edge (New Jersey) | 236.77 mi (381.04 km) |
| Manassas to River Falls (Wisconsin) | 884.85 mi (1,424.03 km) |
| Manassas to River Forest (Illinois) | 585.79 mi (942.74 km) |
| Manassas to River Grove (Illinois) | 587.33 mi (945.22 km) |
