| Sirnak to Devnya | 875.47 mi (1,408.94 km) |
| Sirnak to Dimitrovgrad | 946.34 mi (1,522.98 km) |
| Sirnak to Dobrich | 872.44 mi (1,404.05 km) |
| Sirnak to Dospat | 1,012.74 mi (1,629.85 km) |
| Sirnak to Dupnitsa | 1,073.63 mi (1,727.84 km) |
| Sirnak to Elhovo | 900.44 mi (1,449.11 km) |
| Sirnak to Etropole | 1,038.65 mi (1,671.55 km) |
| Sirnak to Gabrovo | 974.19 mi (1,567.80 km) |
| Sirnak to Gorna Oryahovitsa | 961.98 mi (1,548.15 km) |
| Sirnak to Gotse Delchev | 1,033.80 mi (1,663.75 km) |
| Sirnak to Harmanli | 929.46 mi (1,495.82 km) |
| Sirnak to Haskovo | 946.12 mi (1,522.64 km) |
| Sirnak to Ihtiman | 1,041.27 mi (1,675.76 km) |
| Sirnak to Isperih | 922.52 mi (1,484.65 km) |
| Sirnak to Kardzhali | 951.94 mi (1,532.00 km) |
