| Crossville to Oerlinghausen | 4,457.48 mi (7,173.63 km) |
| Crossville to Oestrich-Winkel | 4,492.64 mi (7,230.21 km) |
| Crossville to Offenburg | 4,538.39 mi (7,303.83 km) |
| Crossville to Oftersheim | 4,535.78 mi (7,299.63 km) |
| Crossville to Ohrdruf | 4,572.76 mi (7,359.15 km) |
| Crossville to Ohringen | 4,577.76 mi (7,367.19 km) |
| Crossville to Olbernhau | 4,677.46 mi (7,527.64 km) |
| Crossville to Olching | 4,683.67 mi (7,537.64 km) |
| Crossville to Oldenburg | 4,404.62 mi (7,088.55 km) |
| Crossville to Oldenburg in Holstein | 4,466.98 mi (7,188.90 km) |
| Crossville to Olfen | 4,415.91 mi (7,106.72 km) |
| Crossville to Olpe | 4,454.60 mi (7,168.99 km) |
| Crossville to Olsberg | 4,469.52 mi (7,192.99 km) |
| Crossville to Oranienburg | 4,602.55 mi (7,407.09 km) |
| Crossville to Ortenberg | 4,522.96 mi (7,279.01 km) |
