| Prescott to Olympia (Washington) | 1,017.42 mi (1,637.38 km) |
| Prescott to Olympia Heights (Florida) | 2,003.72 mi (3,224.68 km) |
| Prescott to Omaha (Nebraska) | 1,003.33 mi (1,614.71 km) |
| Prescott to On Top of the World Designated Place (Florida) | 1,803.14 mi (2,901.88 km) |
| Prescott to Onalaska (Wisconsin) | 1,300.27 mi (2,092.58 km) |
| Prescott to Oneida (New York) | 2,046.74 mi (3,293.91 km) |
| Prescott to Oneonta (New York) | 2,074.37 mi (3,338.37 km) |
| Prescott to Ontario (California) | 296.80 mi (477.65 km) |
| Prescott to Ontario (Oregon) | 695.50 mi (1,119.30 km) |
| Prescott to Opa-locka (Florida) | 2,003.23 mi (3,223.89 km) |
| Prescott to Opelika (Alabama) | 1,558.47 mi (2,508.11 km) |
| Prescott to Opelousas (Louisiana) | 1,216.44 mi (1,957.67 km) |
| Prescott to Orange (California) | 311.81 mi (501.82 km) |
| Prescott to Orange (Texas) | 1,131.50 mi (1,820.97 km) |
| Prescott to Orange City (Florida) | 1,863.88 mi (2,999.62 km) |
