| Therwil to Oerlinghausen | 312.63 mi (503.13 km) |
| Therwil to Oestrich-Winkel | 173.97 mi (279.97 km) |
| Therwil to Offenburg | 69.12 mi (111.25 km) |
| Therwil to Oftersheim | 137.69 mi (221.59 km) |
| Therwil to Ohrdruf | 271.17 mi (436.40 km) |
| Therwil to Ohringen | 147.70 mi (237.70 km) |
| Therwil to Olbernhau | 340.96 mi (548.73 km) |
| Therwil to Olching | 181.21 mi (291.62 km) |
| Therwil to Oldenburg | 391.07 mi (629.37 km) |
| Therwil to Oldenburg in Holstein | 491.65 mi (791.24 km) |
| Therwil to Olfen | 291.46 mi (469.06 km) |
| Therwil to Olpe | 243.34 mi (391.61 km) |
| Therwil to Olsberg | 269.31 mi (433.41 km) |
| Therwil to Oranienburg | 441.59 mi (710.67 km) |
| Therwil to Ortenberg | 208.82 mi (336.07 km) |
