| Cities | Distance |
|---|---|
| Therwil to Popovo | 947.57 mi (1,524.96 km) |
| Therwil to Provadia | 1,007.38 mi (1,621.22 km) |
| Therwil to Radnevo | 965.85 mi (1,554.39 km) |
| Therwil to Radomir | 824.28 mi (1,326.55 km) |
| Therwil to Rakitovo | 894.07 mi (1,438.86 km) |
| Therwil to Rakovski | 922.77 mi (1,485.05 km) |
| Therwil to Razgrad | 955.50 mi (1,537.73 km) |
| Therwil to Razlog | 870.59 mi (1,401.09 km) |
| Therwil to Ruse | 921.81 mi (1,483.50 km) |
| Therwil to Samokov | 858.37 mi (1,381.42 km) |
| Therwil to Sandanski | 874.30 mi (1,407.05 km) |
| Therwil to Sevlievo | 905.93 mi (1,457.96 km) |
| Therwil to Shumen | 981.58 mi (1,579.70 km) |
| Therwil to Silistra | 974.74 mi (1,568.69 km) |
| Therwil to Sliven | 971.82 mi (1,563.99 km) |