| Uddevalla to Olympia Heights (Florida) | 4,799.15 mi (7,723.49 km) |
| Uddevalla to Omaha (Nebraska) | 4,415.96 mi (7,106.81 km) |
| Uddevalla to On Top of the World Designated Place (Florida) | 4,673.26 mi (7,520.89 km) |
| Uddevalla to Onalaska (Wisconsin) | 4,126.01 mi (6,640.17 km) |
| Uddevalla to Oneida (New York) | 3,682.84 mi (5,926.96 km) |
| Uddevalla to Oneonta (New York) | 3,695.66 mi (5,947.59 km) |
| Uddevalla to Ontario (California) | 5,422.10 mi (8,726.03 km) |
| Uddevalla to Ontario (Oregon) | 4,782.86 mi (7,697.26 km) |
| Uddevalla to Opa-locka (Florida) | 4,786.18 mi (7,702.61 km) |
| Uddevalla to Opelika (Alabama) | 4,574.94 mi (7,362.66 km) |
| Uddevalla to Opelousas (Louisiana) | 4,916.21 mi (7,911.88 km) |
| Uddevalla to Orange (California) | 5,442.02 mi (8,758.08 km) |
| Uddevalla to Orange (Texas) | 4,993.23 mi (8,035.82 km) |
| Uddevalla to Orange City (Florida) | 4,648.79 mi (7,481.51 km) |
| Uddevalla to Orangeburg (South Carolina) | 4,377.21 mi (7,044.44 km) |
