| Oirschot to Popovo | 1,123.16 mi (1,807.54 km) |
| Oirschot to Provadia | 1,178.24 mi (1,896.20 km) |
| Oirschot to Radnevo | 1,156.89 mi (1,861.84 km) |
| Oirschot to Radomir | 1,031.64 mi (1,660.26 km) |
| Oirschot to Rakitovo | 1,100.72 mi (1,771.44 km) |
| Oirschot to Rakovski | 1,120.02 mi (1,802.50 km) |
| Oirschot to Razgrad | 1,126.88 mi (1,813.54 km) |
| Oirschot to Razlog | 1,082.52 mi (1,742.14 km) |
| Oirschot to Ruse | 1,092.36 mi (1,757.99 km) |
| Oirschot to Samokov | 1,064.27 mi (1,712.78 km) |
| Oirschot to Sandanski | 1,091.02 mi (1,755.83 km) |
| Oirschot to Sevlievo | 1,092.79 mi (1,758.67 km) |
| Oirschot to Shumen | 1,153.97 mi (1,857.14 km) |
| Oirschot to Silistra | 1,133.57 mi (1,824.31 km) |
| Oirschot to Sliven | 1,155.63 mi (1,859.81 km) |
