| Merzig to Devnya | 1,083.65 mi (1,743.97 km) |
| Merzig to Dimitrovgrad | 1,044.17 mi (1,680.42 km) |
| Merzig to Dobrich | 1,083.12 mi (1,743.11 km) |
| Merzig to Dospat | 1,002.02 mi (1,612.60 km) |
| Merzig to Dupnitsa | 933.42 mi (1,502.19 km) |
| Merzig to Elhovo | 1,080.02 mi (1,738.12 km) |
| Merzig to Etropole | 946.32 mi (1,522.95 km) |
| Merzig to Gabrovo | 1,000.90 mi (1,610.79 km) |
| Merzig to Gorna Oryahovitsa | 1,006.45 mi (1,619.72 km) |
| Merzig to Gotse Delchev | 988.20 mi (1,590.35 km) |
| Merzig to Harmanli | 1,061.38 mi (1,708.12 km) |
| Merzig to Haskovo | 1,047.52 mi (1,685.82 km) |
| Merzig to Ihtiman | 954.67 mi (1,536.39 km) |
| Merzig to Isperih | 1,034.50 mi (1,664.87 km) |
| Merzig to Kardzhali | 1,050.95 mi (1,691.35 km) |
