| Carbondale to Oerlinghausen | 4,524.23 mi (7,281.05 km) |
| Carbondale to Oestrich-Winkel | 4,568.73 mi (7,352.66 km) |
| Carbondale to Offenburg | 4,620.97 mi (7,436.73 km) |
| Carbondale to Oftersheim | 4,613.61 mi (7,424.89 km) |
| Carbondale to Ohrdruf | 4,641.25 mi (7,469.37 km) |
| Carbondale to Ohringen | 4,654.88 mi (7,491.30 km) |
| Carbondale to Olbernhau | 4,742.53 mi (7,632.36 km) |
| Carbondale to Olching | 4,761.95 mi (7,663.61 km) |
| Carbondale to Oldenburg | 4,466.91 mi (7,188.80 km) |
| Carbondale to Oldenburg in Holstein | 4,520.54 mi (7,275.11 km) |
| Carbondale to Olfen | 4,485.57 mi (7,218.82 km) |
| Carbondale to Olpe | 4,526.62 mi (7,284.89 km) |
| Carbondale to Olsberg | 4,539.17 mi (7,305.09 km) |
| Carbondale to Oranienburg | 4,659.21 mi (7,498.28 km) |
| Carbondale to Ortenberg | 4,595.97 mi (7,396.50 km) |
