| Cities | Distance |
|---|---|
| Koper to Oerlinghausen | 499.53 mi (803.91 km) |
| Koper to Oestrich-Winkel | 406.46 mi (654.13 km) |
| Koper to Offenburg | 339.38 mi (546.18 km) |
| Koper to Oftersheim | 356.95 mi (574.45 km) |
| Koper to Ohrdruf | 389.91 mi (627.50 km) |
| Koper to Ohringen | 320.57 mi (515.90 km) |
| Koper to Olbernhau | 354.01 mi (569.72 km) |
| Koper to Olching | 215.73 mi (347.19 km) |
| Koper to Oldenburg | 580.12 mi (933.61 km) |
| Koper to Oldenburg in Holstein | 617.58 mi (993.90 km) |
| Koper to Olfen | 514.95 mi (828.73 km) |
| Koper to Olpe | 464.71 mi (747.87 km) |
| Koper to Olsberg | 467.14 mi (751.79 km) |
| Koper to Oranienburg | 498.28 mi (801.90 km) |
| Koper to Ortenberg | 396.20 mi (637.62 km) |