| Commack to Oerlinghausen | 3,767.10 mi (6,062.56 km) |
| Commack to Oestrich-Winkel | 3,794.78 mi (6,107.11 km) |
| Commack to Offenburg | 3,835.88 mi (6,173.26 km) |
| Commack to Oftersheim | 3,836.52 mi (6,174.29 km) |
| Commack to Ohrdruf | 3,880.51 mi (6,245.08 km) |
| Commack to Ohringen | 3,878.89 mi (6,242.47 km) |
| Commack to Olbernhau | 3,987.65 mi (6,417.51 km) |
| Commack to Olching | 3,983.70 mi (6,411.14 km) |
| Commack to Oldenburg | 3,718.32 mi (5,984.06 km) |
| Commack to Oldenburg in Holstein | 3,788.57 mi (6,097.12 km) |
| Commack to Olfen | 3,723.28 mi (5,992.04 km) |
| Commack to Olpe | 3,759.95 mi (6,051.05 km) |
| Commack to Olsberg | 3,776.69 mi (6,078.00 km) |
| Commack to Oranienburg | 3,920.53 mi (6,309.48 km) |
| Commack to Ortenberg | 3,827.32 mi (6,159.47 km) |
