| Kohtla-Jarve to Oestrich-Winkel | 999.93 mi (1,609.23 km) |
| Kohtla-Jarve to Offenburg | 1,082.60 mi (1,742.27 km) |
| Kohtla-Jarve to Oftersheim | 1,015.53 mi (1,634.34 km) |
| Kohtla-Jarve to Ohrdruf | 877.12 mi (1,411.59 km) |
| Kohtla-Jarve to Ohringen | 998.58 mi (1,607.05 km) |
| Kohtla-Jarve to Olbernhau | 814.08 mi (1,310.13 km) |
| Kohtla-Jarve to Olching | 1,005.52 mi (1,618.23 km) |
| Kohtla-Jarve to Oldenburg | 844.40 mi (1,358.92 km) |
| Kohtla-Jarve to Oldenburg in Holstein | 709.20 mi (1,141.34 km) |
| Kohtla-Jarve to Olfen | 934.91 mi (1,504.58 km) |
| Kohtla-Jarve to Olpe | 954.18 mi (1,535.60 km) |
| Kohtla-Jarve to Olsberg | 917.97 mi (1,477.32 km) |
| Kohtla-Jarve to Oranienburg | 706.73 mi (1,137.38 km) |
| Kohtla-Jarve to Ortenberg | 950.38 mi (1,529.49 km) |
| Kohtla-Jarve to Oschatz | 785.63 mi (1,264.35 km) |
