| Neu-Ulm to Oestrich-Winkel | 143.63 mi (231.15 km) |
| Neu-Ulm to Offenburg | 94.93 mi (152.78 km) |
| Neu-Ulm to Oftersheim | 93.75 mi (150.87 km) |
| Neu-Ulm to Ohrdruf | 172.07 mi (276.93 km) |
| Neu-Ulm to Ohringen | 60.85 mi (97.92 km) |
| Neu-Ulm to Olbernhau | 217.30 mi (349.72 km) |
| Neu-Ulm to Olching | 61.84 mi (99.52 km) |
| Neu-Ulm to Oldenburg | 338.03 mi (544.01 km) |
| Neu-Ulm to Oldenburg in Holstein | 410.57 mi (660.75 km) |
| Neu-Ulm to Olfen | 257.88 mi (415.02 km) |
| Neu-Ulm to Olpe | 206.09 mi (331.67 km) |
| Neu-Ulm to Olsberg | 215.81 mi (347.31 km) |
| Neu-Ulm to Oranienburg | 333.67 mi (536.99 km) |
| Neu-Ulm to Ortenberg | 142.76 mi (229.75 km) |
| Neu-Ulm to Oschatz | 244.47 mi (393.43 km) |
