| Cranston to Olympia Heights (Florida) | 1,217.82 mi (1,959.89 km) |
| Cranston to Omaha (Nebraska) | 1,267.16 mi (2,039.30 km) |
| Cranston to On Top of the World Designated Place (Florida) | 1,063.33 mi (1,711.26 km) |
| Cranston to Onalaska (Wisconsin) | 1,007.60 mi (1,621.58 km) |
| Cranston to Oneida (New York) | 231.44 mi (372.47 km) |
| Cranston to Oneonta (New York) | 189.60 mi (305.14 km) |
| Cranston to Ontario (California) | 2,539.13 mi (4,086.33 km) |
| Cranston to Ontario (Oregon) | 2,278.52 mi (3,666.93 km) |
| Cranston to Opa-locka (Florida) | 1,204.61 mi (1,938.63 km) |
| Cranston to Opelika (Alabama) | 987.70 mi (1,589.55 km) |
| Cranston to Opelousas (Louisiana) | 1,381.18 mi (2,222.79 km) |
| Cranston to Orange (California) | 2,557.39 mi (4,115.72 km) |
| Cranston to Orange (Texas) | 1,476.16 mi (2,375.66 km) |
| Cranston to Orange City (Florida) | 1,042.90 mi (1,678.38 km) |
| Cranston to Orangeburg (South Carolina) | 767.31 mi (1,234.87 km) |
