| Oulunsalo to Popovo | 1,491.60 mi (2,400.50 km) |
| Oulunsalo to Provadia | 1,504.82 mi (2,421.78 km) |
| Oulunsalo to Radnevo | 1,563.94 mi (2,516.92 km) |
| Oulunsalo to Radomir | 1,549.54 mi (2,493.74 km) |
| Oulunsalo to Rakitovo | 1,586.56 mi (2,553.32 km) |
| Oulunsalo to Rakovski | 1,564.71 mi (2,518.16 km) |
| Oulunsalo to Razgrad | 1,479.21 mi (2,380.56 km) |
| Oulunsalo to Razlog | 1,594.45 mi (2,566.01 km) |
| Oulunsalo to Ruse | 1,458.72 mi (2,347.58 km) |
| Oulunsalo to Samokov | 1,562.95 mi (2,515.32 km) |
| Oulunsalo to Sandanski | 1,616.57 mi (2,601.62 km) |
| Oulunsalo to Sevlievo | 1,513.72 mi (2,436.10 km) |
| Oulunsalo to Shumen | 1,497.03 mi (2,409.24 km) |
| Oulunsalo to Silistra | 1,440.01 mi (2,317.47 km) |
| Oulunsalo to Sliven | 1,537.74 mi (2,474.76 km) |
