| Opalenica to Devnya | 812.28 mi (1,307.24 km) |
| Opalenica to Dimitrovgrad | 828.25 mi (1,332.94 km) |
| Opalenica to Dobrich | 800.70 mi (1,288.61 km) |
| Opalenica to Dospat | 820.98 mi (1,321.24 km) |
| Opalenica to Dupnitsa | 760.94 mi (1,224.61 km) |
| Opalenica to Elhovo | 845.47 mi (1,360.66 km) |
| Opalenica to Etropole | 743.09 mi (1,195.90 km) |
| Opalenica to Gabrovo | 772.21 mi (1,242.75 km) |
| Opalenica to Gorna Oryahovitsa | 765.56 mi (1,232.05 km) |
| Opalenica to Gotse Delchev | 817.54 mi (1,315.71 km) |
| Opalenica to Harmanli | 842.65 mi (1,356.11 km) |
| Opalenica to Haskovo | 834.58 mi (1,343.12 km) |
| Opalenica to Ihtiman | 763.96 mi (1,229.48 km) |
| Opalenica to Isperih | 762.82 mi (1,227.64 km) |
| Opalenica to Kardzhali | 847.29 mi (1,363.59 km) |
