| Hattula to Oignies | 1,097.93 mi (1,766.95 km) |
| Hattula to Oissel | 1,211.94 mi (1,950.43 km) |
| Hattula to Olivet | 1,270.25 mi (2,044.26 km) |
| Hattula to Ollioules | 1,455.03 mi (2,341.64 km) |
| Hattula to Olonne-sur-Mer | 1,446.29 mi (2,327.58 km) |
| Hattula to Oloron-Sainte-Marie | 1,606.30 mi (2,585.10 km) |
| Hattula to Onet Village | 1,455.36 mi (2,342.18 km) |
| Hattula to Onnaing | 1,085.25 mi (1,746.54 km) |
| Hattula to Orange | 1,416.32 mi (2,279.35 km) |
| Hattula to Orchies | 1,090.56 mi (1,755.08 km) |
| Hattula to Orleans | 1,267.86 mi (2,040.42 km) |
| Hattula to Orly | 1,207.91 mi (1,943.95 km) |
| Hattula to Ormesson-sur-Marne | 1,201.61 mi (1,933.80 km) |
| Hattula to Orsay | 1,216.08 mi (1,957.10 km) |
| Hattula to Orthez | 1,593.27 mi (2,564.13 km) |
