| Leonberg to Oestrich-Winkel | 94.51 mi (152.11 km) |
| Leonberg to Offenburg | 54.46 mi (87.64 km) |
| Leonberg to Oftersheim | 43.85 mi (70.56 km) |
| Leonberg to Ohrdruf | 159.64 mi (256.91 km) |
| Leonberg to Ohringen | 35.29 mi (56.80 km) |
| Leonberg to Olbernhau | 231.96 mi (373.30 km) |
| Leonberg to Olching | 113.35 mi (182.42 km) |
| Leonberg to Oldenburg | 302.04 mi (486.09 km) |
| Leonberg to Oldenburg in Holstein | 388.28 mi (624.88 km) |
| Leonberg to Olfen | 213.89 mi (344.23 km) |
| Leonberg to Olpe | 161.81 mi (260.41 km) |
| Leonberg to Olsberg | 177.65 mi (285.90 km) |
| Leonberg to Oranienburg | 329.50 mi (530.27 km) |
| Leonberg to Ortenberg | 107.42 mi (172.87 km) |
| Leonberg to Oschatz | 250.53 mi (403.19 km) |
