| Troy to Owosso (Michigan) | 59.55 mi (95.84 km) |
| Troy to Oxford (Alabama) | 638.12 mi (1,026.95 km) |
| Troy to Oxford (Mississippi) | 664.26 mi (1,069.03 km) |
| Troy to Oxford (Ohio) | 228.24 mi (367.32 km) |
| Troy to Oxnard (California) | 2,018.72 mi (3,248.82 km) |
| Troy to Oxon Hill (Maryland) | 416.09 mi (669.63 km) |
| Troy to Ozark (Alabama) | 781.25 mi (1,257.30 km) |
| Troy to Ozark (Missouri) | 656.87 mi (1,057.13 km) |
| Troy to Pace (Florida) | 855.84 mi (1,377.33 km) |
| Troy to Pacific Grove (California) | 2,086.34 mi (3,357.64 km) |
| Troy to Pacifica (California) | 2,087.88 mi (3,360.12 km) |
| Troy to Paducah (Kentucky) | 479.44 mi (771.58 km) |
| Troy to Pahrump (Nevada) | 1,795.87 mi (2,890.18 km) |
| Troy to Painesville (Ohio) | 113.60 mi (182.82 km) |
| Troy to Palatine (Illinois) | 252.08 mi (405.68 km) |
