| Locarno to Oerlinghausen | 400.79 mi (645.00 km) |
| Locarno to Oestrich-Winkel | 267.41 mi (430.36 km) |
| Locarno to Offenburg | 164.02 mi (263.96 km) |
| Locarno to Oftersheim | 221.59 mi (356.62 km) |
| Locarno to Ohrdruf | 333.98 mi (537.48 km) |
| Locarno to Ohringen | 212.09 mi (341.33 km) |
| Locarno to Olbernhau | 373.86 mi (601.66 km) |
| Locarno to Olching | 183.57 mi (295.42 km) |
| Locarno to Oldenburg | 482.79 mi (776.97 km) |
| Locarno to Oldenburg in Holstein | 569.38 mi (916.33 km) |
| Locarno to Olfen | 388.80 mi (625.71 km) |
| Locarno to Olpe | 337.99 mi (543.95 km) |
| Locarno to Olsberg | 358.42 mi (576.82 km) |
| Locarno to Oranienburg | 496.63 mi (799.25 km) |
| Locarno to Ortenberg | 289.68 mi (466.19 km) |
