| Jennings to Oerlinghausen | 4,510.79 mi (7,259.41 km) |
| Jennings to Oestrich-Winkel | 4,558.50 mi (7,336.19 km) |
| Jennings to Offenburg | 4,612.98 mi (7,423.87 km) |
| Jennings to Oftersheim | 4,603.94 mi (7,409.33 km) |
| Jennings to Ohrdruf | 4,628.27 mi (7,448.48 km) |
| Jennings to Ohringen | 4,644.92 mi (7,475.27 km) |
| Jennings to Olbernhau | 4,728.25 mi (7,609.38 km) |
| Jennings to Olching | 4,752.27 mi (7,648.04 km) |
| Jennings to Oldenburg | 4,451.99 mi (7,164.79 km) |
| Jennings to Oldenburg in Holstein | 4,502.56 mi (7,246.17 km) |
| Jennings to Olfen | 4,473.18 mi (7,198.88 km) |
| Jennings to Olpe | 4,515.01 mi (7,266.21 km) |
| Jennings to Olsberg | 4,526.72 mi (7,285.05 km) |
| Jennings to Oranienburg | 4,642.14 mi (7,470.80 km) |
| Jennings to Ortenberg | 4,584.63 mi (7,378.24 km) |
