| Festus to Oerlinghausen | 4,541.92 mi (7,309.52 km) |
| Festus to Oestrich-Winkel | 4,588.98 mi (7,385.25 km) |
| Festus to Offenburg | 4,642.98 mi (7,472.16 km) |
| Festus to Oftersheim | 4,634.31 mi (7,458.20 km) |
| Festus to Ohrdruf | 4,659.32 mi (7,498.44 km) |
| Festus to Ohringen | 4,675.35 mi (7,524.24 km) |
| Festus to Olbernhau | 4,759.55 mi (7,659.76 km) |
| Festus to Olching | 4,782.64 mi (7,696.92 km) |
| Festus to Oldenburg | 4,483.41 mi (7,215.35 km) |
| Festus to Oldenburg in Holstein | 4,534.55 mi (7,297.66 km) |
| Festus to Olfen | 4,504.10 mi (7,248.64 km) |
| Festus to Olpe | 4,545.78 mi (7,315.72 km) |
| Festus to Olsberg | 4,557.65 mi (7,334.83 km) |
| Festus to Oranienburg | 4,673.97 mi (7,522.02 km) |
| Festus to Ortenberg | 4,615.34 mi (7,427.67 km) |
