| Salt Lake City to Oskaloosa (Iowa) | 1,003.95 mi (1,615.70 km) |
| Salt Lake City to Oswego (Illinois) | 1,223.76 mi (1,969.46 km) |
| Salt Lake City to Oswego (New York) | 1,811.56 mi (2,915.43 km) |
| Salt Lake City to Otsego (Minnesota) | 973.00 mi (1,565.90 km) |
| Salt Lake City to Ottawa (Illinois) | 1,200.70 mi (1,932.34 km) |
| Salt Lake City to Ottawa (Kansas) | 897.46 mi (1,444.32 km) |
| Salt Lake City to Ottumwa (Iowa) | 1,017.06 mi (1,636.80 km) |
| Salt Lake City to Overland (Missouri) | 1,151.67 mi (1,853.43 km) |
| Salt Lake City to Overland Park (Kansas) | 922.68 mi (1,484.92 km) |
| Salt Lake City to Overlea (Maryland) | 1,862.25 mi (2,997.00 km) |
| Salt Lake City to Oviedo (Florida) | 1,922.96 mi (3,094.71 km) |
| Salt Lake City to Owasso (Oklahoma) | 922.16 mi (1,484.07 km) |
| Salt Lake City to Owatonna (Minnesota) | 978.35 mi (1,574.50 km) |
| Salt Lake City to Owensboro (Kentucky) | 1,339.04 mi (2,154.98 km) |
| Salt Lake City to Owings Mills (Maryland) | 1,847.27 mi (2,972.90 km) |
