| Appenzell to Noventa Vicentina | 173.96 mi (279.96 km) |
| Appenzell to Novi di Modena | 182.95 mi (294.43 km) |
| Appenzell to Novi Ligure | 180.41 mi (290.34 km) |
| Appenzell to Nuoro | 484.82 mi (780.24 km) |
| Appenzell to Occhiobello | 196.22 mi (315.78 km) |
| Appenzell to Oderzo | 181.27 mi (291.72 km) |
| Appenzell to Oggiono | 107.14 mi (172.43 km) |
| Appenzell to Olbia | 443.36 mi (713.52 km) |
| Appenzell to Oleggio | 125.43 mi (201.85 km) |
| Appenzell to Olgiate Comasco | 109.21 mi (175.75 km) |
| Appenzell to Olgiate Olona | 120.17 mi (193.39 km) |
| Appenzell to Omegna | 111.38 mi (179.25 km) |
| Appenzell to Opera | 135.07 mi (217.37 km) |
| Appenzell to Oppeano | 163.83 mi (263.66 km) |
| Appenzell to Orbassano | 184.16 mi (296.37 km) |
