| Rorschach to Noventa Vicentina | 179.30 mi (288.55 km) |
| Rorschach to Novi di Modena | 190.00 mi (305.78 km) |
| Rorschach to Novi Ligure | 190.17 mi (306.05 km) |
| Rorschach to Nuoro | 494.09 mi (795.16 km) |
| Rorschach to Occhiobello | 202.05 mi (325.17 km) |
| Rorschach to Oderzo | 183.65 mi (295.56 km) |
| Rorschach to Oggiono | 116.53 mi (187.54 km) |
| Rorschach to Olbia | 452.56 mi (728.33 km) |
| Rorschach to Oleggio | 135.39 mi (217.89 km) |
| Rorschach to Olgiate Comasco | 119.03 mi (191.56 km) |
| Rorschach to Olgiate Olona | 130.02 mi (209.25 km) |
| Rorschach to Omegna | 121.38 mi (195.34 km) |
| Rorschach to Opera | 144.58 mi (232.68 km) |
| Rorschach to Oppeano | 169.84 mi (273.33 km) |
| Rorschach to Orbassano | 194.09 mi (312.36 km) |
