| Cities | Distance |
|---|---|
| Horw to Orbetello | 346.67 mi (557.92 km) |
| Horw to Oria | 646.37 mi (1,040.23 km) |
| Horw to Oristano | 491.51 mi (791.01 km) |
| Horw to Orta Nova | 536.76 mi (863.83 km) |
| Horw to Orte | 372.70 mi (599.81 km) |
| Horw to Ortona | 439.36 mi (707.08 km) |
| Horw to Orvieto | 350.20 mi (563.60 km) |
| Horw to Orzinuovi | 135.83 mi (218.60 km) |
| Horw to Osimo | 350.23 mi (563.64 km) |
| Horw to Ospitaletto | 131.26 mi (211.24 km) |
| Horw to Ostuni | 632.82 mi (1,018.43 km) |
| Horw to Ottaviano | 524.52 mi (844.14 km) |
| Horw to Ovada | 165.03 mi (265.60 km) |
| Horw to Ozieri | 445.71 mi (717.29 km) |
| Horw to Paceco | 660.09 mi (1,062.31 km) |