| Covilha to Devnya | 1,805.59 mi (2,905.82 km) |
| Covilha to Dimitrovgrad | 1,715.21 mi (2,760.37 km) |
| Covilha to Dobrich | 1,816.64 mi (2,923.60 km) |
| Covilha to Dospat | 1,645.51 mi (2,648.19 km) |
| Covilha to Dupnitsa | 1,587.25 mi (2,554.44 km) |
| Covilha to Elhovo | 1,763.35 mi (2,837.84 km) |
| Covilha to Etropole | 1,628.53 mi (2,620.86 km) |
| Covilha to Gabrovo | 1,695.62 mi (2,728.84 km) |
| Covilha to Gorna Oryahovitsa | 1,712.46 mi (2,755.94 km) |
| Covilha to Gotse Delchev | 1,624.04 mi (2,613.64 km) |
| Covilha to Harmanli | 1,731.52 mi (2,786.61 km) |
| Covilha to Haskovo | 1,714.53 mi (2,759.27 km) |
| Covilha to Ihtiman | 1,621.61 mi (2,609.73 km) |
| Covilha to Isperih | 1,765.96 mi (2,842.04 km) |
| Covilha to Kardzhali | 1,706.92 mi (2,747.01 km) |
