| Spring Hill to Oerlinghausen | 4,742.33 mi (7,632.05 km) |
| Spring Hill to Oestrich-Winkel | 4,760.26 mi (7,660.89 km) |
| Spring Hill to Offenburg | 4,793.38 mi (7,714.20 km) |
| Spring Hill to Oftersheim | 4,799.63 mi (7,724.26 km) |
| Spring Hill to Ohrdruf | 4,853.12 mi (7,810.35 km) |
| Spring Hill to Ohringen | 4,842.40 mi (7,793.09 km) |
| Spring Hill to Olbernhau | 4,962.65 mi (7,986.61 km) |
| Spring Hill to Olching | 4,944.89 mi (7,958.03 km) |
| Spring Hill to Oldenburg | 4,697.93 mi (7,560.59 km) |
| Spring Hill to Oldenburg in Holstein | 4,774.50 mi (7,683.81 km) |
| Spring Hill to Olfen | 4,696.11 mi (7,557.66 km) |
| Spring Hill to Olpe | 4,730.08 mi (7,612.32 km) |
| Spring Hill to Olsberg | 4,749.06 mi (7,642.87 km) |
| Spring Hill to Oranienburg | 4,903.23 mi (7,890.99 km) |
| Spring Hill to Ortenberg | 4,795.81 mi (7,718.10 km) |
