| Provo to Odenton (Maryland) | 1,848.96 mi (2,975.61 km) |
| Provo to Odessa (Texas) | 776.21 mi (1,249.19 km) |
| Provo to Ogden (Utah) | 69.93 mi (112.54 km) |
| Provo to Oildale (California) | 522.28 mi (840.52 km) |
| Provo to Ojus (Florida) | 2,056.92 mi (3,310.30 km) |
| Provo to Okemos (Michigan) | 1,413.74 mi (2,275.19 km) |
| Provo to Oklahoma City (Oklahoma) | 837.40 mi (1,347.66 km) |
| Provo to Okmulgee (Oklahoma) | 908.86 mi (1,462.66 km) |
| Provo to Olathe (Kansas) | 899.77 mi (1,448.05 km) |
| Provo to Old Jamestown (Missouri) | 1,139.52 mi (1,833.87 km) |
| Provo to Oldsmar (Florida) | 1,847.07 mi (2,972.57 km) |
| Provo to Olean (New York) | 1,721.40 mi (2,770.32 km) |
| Provo to Olive Branch (Mississippi) | 1,244.16 mi (2,002.28 km) |
| Provo to Olivehurst (California) | 532.98 mi (857.75 km) |
| Provo to Olney (Maryland) | 1,827.97 mi (2,941.83 km) |
