| Pori to Oestrich-Winkel | 953.65 mi (1,534.75 km) |
| Pori to Offenburg | 1,049.27 mi (1,688.64 km) |
| Pori to Oftersheim | 980.18 mi (1,577.44 km) |
| Pori to Ohrdruf | 847.91 mi (1,364.59 km) |
| Pori to Ohringen | 973.00 mi (1,565.89 km) |
| Pori to Olbernhau | 813.99 mi (1,309.99 km) |
| Pori to Olching | 1,005.22 mi (1,617.75 km) |
| Pori to Oldenburg | 764.45 mi (1,230.26 km) |
| Pori to Oldenburg in Holstein | 636.32 mi (1,024.05 km) |
| Pori to Olfen | 865.55 mi (1,392.97 km) |
| Pori to Olpe | 896.24 mi (1,442.37 km) |
| Pori to Olsberg | 862.06 mi (1,387.35 km) |
| Pori to Oranienburg | 682.02 mi (1,097.60 km) |
| Pori to Ortenberg | 910.01 mi (1,464.51 km) |
| Pori to Oschatz | 776.61 mi (1,249.83 km) |
