| Terralba to Oberkirch | 609.57 mi (981.01 km) |
| Terralba to Obernburg am Main | 699.68 mi (1,126.02 km) |
| Terralba to Obernkirchen | 867.20 mi (1,395.62 km) |
| Terralba to Oberschleissheim | 607.00 mi (976.87 km) |
| Terralba to Oberstdorf | 537.62 mi (865.22 km) |
| Terralba to Obertraubling | 662.04 mi (1,065.45 km) |
| Terralba to Obertshausen | 714.97 mi (1,150.64 km) |
| Terralba to Oberursel | 724.35 mi (1,165.73 km) |
| Terralba to Ochsenfurt | 689.67 mi (1,109.92 km) |
| Terralba to Ochsenhausen | 580.76 mi (934.64 km) |
| Terralba to Ochtrup | 865.44 mi (1,392.79 km) |
| Terralba to Odenthal | 785.12 mi (1,263.53 km) |
| Terralba to Oelde | 837.29 mi (1,347.49 km) |
| Terralba to Oelsnitz | 758.67 mi (1,220.96 km) |
| Terralba to Oer-Erkenschwick | 826.43 mi (1,330.02 km) |
