| Karlsfeld to Novi di Modena | 231.18 mi (372.05 km) |
| Karlsfeld to Novi Ligure | 270.76 mi (435.75 km) |
| Karlsfeld to Nuoro | 555.89 mi (894.62 km) |
| Karlsfeld to Occhiobello | 227.73 mi (366.50 km) |
| Karlsfeld to Oderzo | 175.11 mi (281.81 km) |
| Karlsfeld to Oggiono | 195.47 mi (314.58 km) |
| Karlsfeld to Olbia | 513.54 mi (826.46 km) |
| Karlsfeld to Oleggio | 224.85 mi (361.87 km) |
| Karlsfeld to Olgiate Comasco | 205.27 mi (330.35 km) |
| Karlsfeld to Olgiate Olona | 216.12 mi (347.82 km) |
| Karlsfeld to Omegna | 216.44 mi (348.32 km) |
| Karlsfeld to Opera | 222.80 mi (358.56 km) |
| Karlsfeld to Oppeano | 201.97 mi (325.04 km) |
| Karlsfeld to Orbassano | 289.68 mi (466.20 km) |
| Karlsfeld to Orbetello | 399.36 mi (642.71 km) |
