| Rorschach to Oschatz | 310.53 mi (499.75 km) |
| Rorschach to Oschersleben | 323.91 mi (521.29 km) |
| Rorschach to Osnabruck | 338.98 mi (545.54 km) |
| Rorschach to Ostbevern | 324.40 mi (522.07 km) |
| Rorschach to Osterburg | 380.77 mi (612.78 km) |
| Rorschach to Ostercappeln | 342.06 mi (550.50 km) |
| Rorschach to Osterhofen | 183.50 mi (295.31 km) |
| Rorschach to Osterholz-Scharmbeck | 398.48 mi (641.29 km) |
| Rorschach to Osternienburg | 319.83 mi (514.72 km) |
| Rorschach to Osterode | 296.38 mi (476.99 km) |
| Rorschach to Osterwieck | 315.62 mi (507.95 km) |
| Rorschach to Ostfildern | 88.27 mi (142.06 km) |
| Rorschach to Osthofen | 163.83 mi (263.66 km) |
| Rorschach to Ostrhauderfehn | 399.09 mi (642.28 km) |
| Rorschach to Ostringen | 126.41 mi (203.43 km) |
