| Mettlach to Devnya | 1,085.27 mi (1,746.57 km) |
| Mettlach to Dimitrovgrad | 1,046.06 mi (1,683.48 km) |
| Mettlach to Dobrich | 1,084.66 mi (1,745.60 km) |
| Mettlach to Dospat | 1,004.07 mi (1,615.89 km) |
| Mettlach to Dupnitsa | 935.47 mi (1,505.49 km) |
| Mettlach to Elhovo | 1,081.84 mi (1,741.05 km) |
| Mettlach to Etropole | 948.22 mi (1,526.01 km) |
| Mettlach to Gabrovo | 1,002.70 mi (1,613.70 km) |
| Mettlach to Gorna Oryahovitsa | 1,008.19 mi (1,622.53 km) |
| Mettlach to Gotse Delchev | 990.28 mi (1,593.71 km) |
| Mettlach to Harmanli | 1,063.27 mi (1,711.17 km) |
| Mettlach to Haskovo | 1,049.43 mi (1,688.90 km) |
| Mettlach to Ihtiman | 956.64 mi (1,539.57 km) |
| Mettlach to Isperih | 1,036.09 mi (1,667.42 km) |
| Mettlach to Kardzhali | 1,052.92 mi (1,694.50 km) |
