| Oulunsalo to Devnya | 1,502.80 mi (2,418.52 km) |
| Oulunsalo to Dimitrovgrad | 1,581.10 mi (2,544.53 km) |
| Oulunsalo to Dobrich | 1,479.25 mi (2,380.63 km) |
| Oulunsalo to Dospat | 1,609.47 mi (2,590.20 km) |
| Oulunsalo to Dupnitsa | 1,568.82 mi (2,524.77 km) |
| Oulunsalo to Elhovo | 1,573.67 mi (2,532.57 km) |
| Oulunsalo to Etropole | 1,527.96 mi (2,459.02 km) |
| Oulunsalo to Gabrovo | 1,524.66 mi (2,453.70 km) |
| Oulunsalo to Gorna Oryahovitsa | 1,506.27 mi (2,424.11 km) |
| Oulunsalo to Gotse Delchev | 1,615.84 mi (2,600.44 km) |
| Oulunsalo to Harmanli | 1,589.26 mi (2,557.67 km) |
| Oulunsalo to Haskovo | 1,589.16 mi (2,557.50 km) |
| Oulunsalo to Ihtiman | 1,555.58 mi (2,503.46 km) |
| Oulunsalo to Isperih | 1,466.95 mi (2,360.83 km) |
| Oulunsalo to Kardzhali | 1,608.72 mi (2,588.99 km) |
