| Kerava to Olympia Heights (Florida) | 5,181.53 mi (8,338.87 km) |
| Kerava to Omaha (Nebraska) | 4,669.45 mi (7,514.75 km) |
| Kerava to On Top of the World Designated Place (Florida) | 5,037.14 mi (8,106.49 km) |
| Kerava to Onalaska (Wisconsin) | 4,392.66 mi (7,069.30 km) |
| Kerava to Oneida (New York) | 4,023.47 mi (6,475.15 km) |
| Kerava to Oneonta (New York) | 4,041.52 mi (6,504.20 km) |
| Kerava to Ontario (California) | 5,577.89 mi (8,976.75 km) |
| Kerava to Ontario (Oregon) | 4,911.66 mi (7,904.55 km) |
| Kerava to Opa-locka (Florida) | 5,168.41 mi (8,317.75 km) |
| Kerava to Opelika (Alabama) | 4,913.16 mi (7,906.96 km) |
| Kerava to Opelousas (Louisiana) | 5,229.28 mi (8,415.71 km) |
| Kerava to Orange (California) | 5,597.14 mi (9,007.72 km) |
| Kerava to Orange (Texas) | 5,299.10 mi (8,528.07 km) |
| Kerava to Orange City (Florida) | 5,017.55 mi (8,074.97 km) |
| Kerava to Orangeburg (South Carolina) | 4,732.89 mi (7,616.86 km) |
