| Potsdam to Oerlinghausen | 188.76 mi (303.78 km) |
| Potsdam to Oestrich-Winkel | 274.88 mi (442.37 km) |
| Potsdam to Offenburg | 353.23 mi (568.46 km) |
| Potsdam to Oftersheim | 286.21 mi (460.62 km) |
| Potsdam to Ohrdruf | 147.71 mi (237.71 km) |
| Potsdam to Ohringen | 270.38 mi (435.13 km) |
| Potsdam to Olbernhau | 120.31 mi (193.61 km) |
| Potsdam to Olching | 300.27 mi (483.24 km) |
| Potsdam to Oldenburg | 209.21 mi (336.70 km) |
| Potsdam to Oldenburg in Holstein | 159.18 mi (256.17 km) |
| Potsdam to Olfen | 245.95 mi (395.82 km) |
| Potsdam to Olpe | 243.53 mi (391.92 km) |
| Potsdam to Olsberg | 208.49 mi (335.54 km) |
| Potsdam to Oranienburg | 25.51 mi (41.05 km) |
| Potsdam to Ortenberg | 223.28 mi (359.33 km) |
