| Hinsdale to Oerlinghausen | 4,271.27 mi (6,873.94 km) |
| Hinsdale to Oestrich-Winkel | 4,321.15 mi (6,954.22 km) |
| Hinsdale to Offenburg | 4,377.31 mi (7,044.60 km) |
| Hinsdale to Oftersheim | 4,366.99 mi (7,027.99 km) |
| Hinsdale to Ohrdruf | 4,389.01 mi (7,063.43 km) |
| Hinsdale to Ohringen | 4,407.73 mi (7,093.56 km) |
| Hinsdale to Olbernhau | 4,488.15 mi (7,222.98 km) |
| Hinsdale to Olching | 4,515.25 mi (7,266.60 km) |
| Hinsdale to Oldenburg | 4,211.59 mi (6,777.90 km) |
| Hinsdale to Oldenburg in Holstein | 4,260.50 mi (6,856.61 km) |
| Hinsdale to Olfen | 4,234.35 mi (6,814.53 km) |
| Hinsdale to Olpe | 4,276.70 mi (6,882.68 km) |
| Hinsdale to Olsberg | 4,287.83 mi (6,900.60 km) |
| Hinsdale to Oranienburg | 4,400.49 mi (7,081.91 km) |
| Hinsdale to Ortenberg | 4,346.48 mi (6,994.98 km) |
