| Rielasingen-Worblingen to Oria | 662.55 mi (1,066.26 km) |
| Rielasingen-Worblingen to Oristano | 541.07 mi (870.76 km) |
| Rielasingen-Worblingen to Orta Nova | 556.58 mi (895.73 km) |
| Rielasingen-Worblingen to Orte | 403.27 mi (649.00 km) |
| Rielasingen-Worblingen to Ortona | 460.27 mi (740.73 km) |
| Rielasingen-Worblingen to Orvieto | 381.30 mi (613.64 km) |
| Rielasingen-Worblingen to Orzinuovi | 169.46 mi (272.72 km) |
| Rielasingen-Worblingen to Osimo | 369.52 mi (594.68 km) |
| Rielasingen-Worblingen to Ospitaletto | 161.54 mi (259.97 km) |
| Rielasingen-Worblingen to Ostuni | 648.29 mi (1,043.33 km) |
| Rielasingen-Worblingen to Ottaviano | 551.02 mi (886.77 km) |
| Rielasingen-Worblingen to Ovada | 214.08 mi (344.53 km) |
| Rielasingen-Worblingen to Ozieri | 494.07 mi (795.13 km) |
| Rielasingen-Worblingen to Paceco | 699.24 mi (1,125.32 km) |
| Rielasingen-Worblingen to Pachino | 825.21 mi (1,328.04 km) |
