| Rosoman to Olympia Heights (Florida) | 5,645.86 mi (9,086.13 km) |
| Rosoman to Omaha (Nebraska) | 5,530.54 mi (8,900.55 km) |
| Rosoman to On Top of the World Designated Place (Florida) | 5,576.12 mi (8,973.90 km) |
| Rosoman to Onalaska (Wisconsin) | 5,229.15 mi (8,415.50 km) |
| Rosoman to Oneida (New York) | 4,674.21 mi (7,522.42 km) |
| Rosoman to Oneonta (New York) | 4,675.56 mi (7,524.59 km) |
| Rosoman to Ontario (California) | 6,619.62 mi (10,653.25 km) |
| Rosoman to Ontario (Oregon) | 6,001.39 mi (9,658.30 km) |
| Rosoman to Opa-locka (Florida) | 5,633.84 mi (9,066.78 km) |
| Rosoman to Opelika (Alabama) | 5,542.23 mi (8,919.36 km) |
| Rosoman to Opelousas (Louisiana) | 5,925.19 mi (9,535.67 km) |
| Rosoman to Orange (California) | 6,639.85 mi (10,685.80 km) |
| Rosoman to Orange (Texas) | 6,013.73 mi (9,678.16 km) |
| Rosoman to Orange City (Florida) | 5,539.60 mi (8,915.13 km) |
| Rosoman to Orangeburg (South Carolina) | 5,310.85 mi (8,546.98 km) |
