| Zwolle to Navodari | 1,170.47 mi (1,883.69 km) |
| Zwolle to Negresti-Oas | 828.24 mi (1,332.93 km) |
| Zwolle to Nehoiu | 1,037.12 mi (1,669.08 km) |
| Zwolle to Ocna Mures | 899.71 mi (1,447.94 km) |
| Zwolle to Odobesti | 1,051.04 mi (1,691.49 km) |
| Zwolle to Odorheiu Secuiesc | 959.65 mi (1,544.40 km) |
| Zwolle to Oltenita | 1,103.26 mi (1,775.53 km) |
| Zwolle to Onesti | 1,020.47 mi (1,642.29 km) |
| Zwolle to Oradea | 797.28 mi (1,283.10 km) |
| Zwolle to Orastie | 895.91 mi (1,441.84 km) |
| Zwolle to Oravita | 874.71 mi (1,407.71 km) |
| Zwolle to Orsova | 915.16 mi (1,472.81 km) |
| Zwolle to Otelu Rosu | 877.92 mi (1,412.88 km) |
| Zwolle to Otopeni | 1,061.38 mi (1,708.13 km) |
| Zwolle to Ovidiu | 1,170.49 mi (1,883.72 km) |
