| Bolsward to Popovo | 1,159.02 mi (1,865.27 km) |
| Bolsward to Provadia | 1,211.45 mi (1,949.64 km) |
| Bolsward to Radnevo | 1,198.49 mi (1,928.78 km) |
| Bolsward to Radomir | 1,081.61 mi (1,740.69 km) |
| Bolsward to Rakitovo | 1,149.44 mi (1,849.84 km) |
| Bolsward to Rakovski | 1,164.63 mi (1,874.30 km) |
| Bolsward to Razgrad | 1,161.03 mi (1,868.50 km) |
| Bolsward to Razlog | 1,133.66 mi (1,824.45 km) |
| Bolsward to Ruse | 1,126.72 mi (1,813.28 km) |
| Bolsward to Samokov | 1,113.18 mi (1,791.49 km) |
| Bolsward to Sandanski | 1,144.06 mi (1,841.18 km) |
| Bolsward to Sevlievo | 1,133.58 mi (1,824.33 km) |
| Bolsward to Shumen | 1,188.13 mi (1,912.11 km) |
| Bolsward to Silistra | 1,162.70 mi (1,871.18 km) |
| Bolsward to Sliven | 1,194.33 mi (1,922.08 km) |
