| Chios to Oegstgeest | 1,411.41 mi (2,271.44 km) |
| Chios to Oirschot | 1,355.55 mi (2,181.55 km) |
| Chios to Oisterwijk | 1,362.32 mi (2,192.45 km) |
| Chios to Oldebroek | 1,372.83 mi (2,209.35 km) |
| Chios to Oldenzaal | 1,332.77 mi (2,144.89 km) |
| Chios to Ommen | 1,358.42 mi (2,186.16 km) |
| Chios to Oosterend | 1,390.78 mi (2,238.25 km) |
| Chios to Oosterhout | 1,376.87 mi (2,215.86 km) |
| Chios to Oosterwolde | 1,382.91 mi (2,225.58 km) |
| Chios to Oostzaan | 1,406.73 mi (2,263.91 km) |
| Chios to Opmeer | 1,415.17 mi (2,277.49 km) |
| Chios to Oss | 1,358.27 mi (2,185.93 km) |
| Chios to Oud-Beijerland | 1,399.80 mi (2,252.76 km) |
| Chios to Oudenbosch | 1,386.81 mi (2,231.86 km) |
| Chios to Oudewater | 1,390.90 mi (2,238.43 km) |
