| Middle River to Petersburg (Virginia) | 156.82 mi (252.38 km) |
| Middle River to Pflugerville (Texas) | 1,343.52 mi (2,162.18 km) |
| Middle River to Pharr (Texas) | 1,551.30 mi (2,496.58 km) |
| Middle River to Phelan (California) | 2,276.48 mi (3,663.65 km) |
| Middle River to Phenix City (Alabama) | 676.10 mi (1,088.07 km) |
| Middle River to Philadelphia (Pennsylvania) | 82.59 mi (132.92 km) |
| Middle River to Phillipsburg (New Jersey) | 113.90 mi (183.31 km) |
| Middle River to Phoenix (Arizona) | 2,008.08 mi (3,231.70 km) |
| Middle River to Phoenixville (Pennsylvania) | 72.87 mi (117.27 km) |
| Middle River to Picayune (Mississippi) | 964.40 mi (1,552.06 km) |
| Middle River to Pickerington (Ohio) | 339.60 mi (546.54 km) |
| Middle River to Pico Rivera (California) | 2,317.75 mi (3,730.06 km) |
| Middle River to Piedmont (California) | 2,449.42 mi (3,941.96 km) |
| Middle River to Pierre (South Dakota) | 1,272.68 mi (2,048.18 km) |
| Middle River to Pike Creek Valley (Delaware) | 47.00 mi (75.64 km) |
