| Siilinjarvi to Oestrich-Winkel | 1,163.67 mi (1,872.75 km) |
| Siilinjarvi to Offenburg | 1,256.48 mi (2,022.11 km) |
| Siilinjarvi to Oftersheim | 1,187.58 mi (1,911.22 km) |
| Siilinjarvi to Ohrdruf | 1,052.72 mi (1,694.19 km) |
| Siilinjarvi to Ohringen | 1,177.58 mi (1,895.14 km) |
| Siilinjarvi to Olbernhau | 1,008.67 mi (1,623.29 km) |
| Siilinjarvi to Olching | 1,201.53 mi (1,933.68 km) |
| Siilinjarvi to Oldenburg | 979.89 mi (1,576.97 km) |
| Siilinjarvi to Oldenburg in Holstein | 849.80 mi (1,367.62 km) |
| Siilinjarvi to Olfen | 1,079.82 mi (1,737.80 km) |
| Siilinjarvi to Olpe | 1,108.54 mi (1,784.02 km) |
| Siilinjarvi to Olsberg | 1,073.75 mi (1,728.04 km) |
| Siilinjarvi to Oranienburg | 883.79 mi (1,422.33 km) |
| Siilinjarvi to Ortenberg | 1,118.33 mi (1,799.77 km) |
| Siilinjarvi to Oschatz | 974.18 mi (1,567.80 km) |
