| Gardena to Oerlinghausen | 5,695.71 mi (9,166.36 km) |
| Gardena to Oestrich-Winkel | 5,777.00 mi (9,297.19 km) |
| Gardena to Offenburg | 5,853.37 mi (9,420.08 km) |
| Gardena to Oftersheim | 5,826.80 mi (9,377.32 km) |
| Gardena to Ohrdruf | 5,813.56 mi (9,356.02 km) |
| Gardena to Ohringen | 5,862.96 mi (9,435.53 km) |
| Gardena to Olbernhau | 5,894.40 mi (9,486.12 km) |
| Gardena to Olching | 5,969.30 mi (9,606.67 km) |
| Gardena to Oldenburg | 5,622.69 mi (9,048.84 km) |
| Gardena to Oldenburg in Holstein | 5,635.19 mi (9,068.96 km) |
| Gardena to Olfen | 5,671.49 mi (9,127.37 km) |
| Gardena to Olpe | 5,720.19 mi (9,205.76 km) |
| Gardena to Olsberg | 5,722.10 mi (9,208.83 km) |
| Gardena to Oranienburg | 5,779.08 mi (9,300.52 km) |
| Gardena to Ortenberg | 5,789.93 mi (9,317.99 km) |
