| Doetinchem to Popovo | 1,096.70 mi (1,764.97 km) |
| Doetinchem to Provadia | 1,150.61 mi (1,851.73 km) |
| Doetinchem to Radnevo | 1,133.22 mi (1,823.74 km) |
| Doetinchem to Radomir | 1,012.13 mi (1,628.87 km) |
| Doetinchem to Rakitovo | 1,080.62 mi (1,739.09 km) |
| Doetinchem to Rakovski | 1,097.82 mi (1,766.77 km) |
| Doetinchem to Razgrad | 1,099.63 mi (1,769.69 km) |
| Doetinchem to Razlog | 1,063.69 mi (1,711.84 km) |
| Doetinchem to Ruse | 1,065.17 mi (1,714.23 km) |
| Doetinchem to Samokov | 1,044.24 mi (1,680.53 km) |
| Doetinchem to Sandanski | 1,073.24 mi (1,727.21 km) |
| Doetinchem to Sevlievo | 1,068.65 mi (1,719.83 km) |
| Doetinchem to Shumen | 1,126.75 mi (1,813.34 km) |
| Doetinchem to Silistra | 1,104.08 mi (1,776.84 km) |
| Doetinchem to Sliven | 1,130.54 mi (1,819.44 km) |
