| Iasi to Nuth | 1,012.66 mi (1,629.72 km) |
| Iasi to Oegstgeest | 1,085.03 mi (1,746.18 km) |
| Iasi to Oirschot | 1,042.73 mi (1,678.12 km) |
| Iasi to Oisterwijk | 1,047.79 mi (1,686.26 km) |
| Iasi to Oldebroek | 1,029.00 mi (1,656.02 km) |
| Iasi to Oldenzaal | 984.47 mi (1,584.34 km) |
| Iasi to Ommen | 1,008.79 mi (1,623.49 km) |
| Iasi to Oosterend | 1,030.99 mi (1,659.22 km) |
| Iasi to Oosterhout | 1,062.94 mi (1,710.64 km) |
| Iasi to Oosterwolde | 1,021.70 mi (1,644.27 km) |
| Iasi to Oostzaan | 1,070.74 mi (1,723.19 km) |
| Iasi to Opmeer | 1,071.61 mi (1,724.59 km) |
| Iasi to Oss | 1,036.28 mi (1,667.72 km) |
| Iasi to Oud-Beijerland | 1,083.98 mi (1,744.49 km) |
| Iasi to Oudenbosch | 1,076.60 mi (1,732.63 km) |
