| Most to Oxford (Alabama) | 4,847.13 mi (7,800.70 km) |
| Most to Oxford (Mississippi) | 4,945.95 mi (7,959.74 km) |
| Most to Oxford (Ohio) | 4,505.25 mi (7,250.49 km) |
| Most to Oxnard (California) | 5,916.70 mi (9,522.01 km) |
| Most to Oxon Hill (Maryland) | 4,244.86 mi (6,831.45 km) |
| Most to Ozark (Alabama) | 4,949.41 mi (7,965.31 km) |
| Most to Ozark (Missouri) | 4,938.95 mi (7,948.48 km) |
| Most to Pace (Florida) | 5,051.86 mi (8,130.18 km) |
| Most to Pacific Grove (California) | 5,838.63 mi (9,396.37 km) |
| Most to Pacifica (California) | 5,790.79 mi (9,319.38 km) |
| Most to Paducah (Kentucky) | 4,772.32 mi (7,680.30 km) |
| Most to Pahrump (Nevada) | 5,707.48 mi (9,185.30 km) |
| Most to Painesville (Ohio) | 4,267.48 mi (6,867.85 km) |
| Most to Palatine (Illinois) | 4,493.72 mi (7,231.94 km) |
| Most to Palatka (Florida) | 4,884.52 mi (7,860.88 km) |
