| Manassas to Point Pleasant (New Jersey) | 204.04 mi (328.37 km) |
| Manassas to Pomona (California) | 2,245.02 mi (3,613.01 km) |
| Manassas to Pompano Beach (Florida) | 877.56 mi (1,412.30 km) |
| Manassas to Pompton Lakes (New Jersey) | 230.23 mi (370.51 km) |
| Manassas to Pompton Plains (New Jersey) | 227.80 mi (366.61 km) |
| Manassas to Ponca City (Oklahoma) | 1,077.10 mi (1,733.43 km) |
| Manassas to Ponce (Puerto Rico) | 1,574.57 mi (2,534.03 km) |
| Manassas to Pontiac (Illinois) | 609.83 mi (981.42 km) |
| Manassas to Pontiac (Michigan) | 406.14 mi (653.62 km) |
| Manassas to Pooler (Georgia) | 505.67 mi (813.80 km) |
| Manassas to Poplar Bluff (Missouri) | 718.85 mi (1,156.88 km) |
| Manassas to Poquoson (Virginia) | 127.43 mi (205.08 km) |
| Manassas to Port Angeles (Washington) | 2,357.54 mi (3,794.09 km) |
| Manassas to Port Arthur (Texas) | 1,118.97 mi (1,800.81 km) |
| Manassas to Port Charlotte (Florida) | 855.22 mi (1,376.34 km) |
