| Syke to Devnya | 1,088.78 mi (1,752.22 km) |
| Syke to Dimitrovgrad | 1,079.81 mi (1,737.79 km) |
| Syke to Dobrich | 1,081.66 mi (1,740.76 km) |
| Syke to Dospat | 1,055.17 mi (1,698.13 km) |
| Syke to Dupnitsa | 988.77 mi (1,591.28 km) |
| Syke to Elhovo | 1,106.25 mi (1,780.33 km) |
| Syke to Etropole | 985.90 mi (1,586.65 km) |
| Syke to Gabrovo | 1,028.32 mi (1,654.92 km) |
| Syke to Gorna Oryahovitsa | 1,027.23 mi (1,653.16 km) |
| Syke to Gotse Delchev | 1,046.35 mi (1,683.93 km) |
| Syke to Harmanli | 1,095.93 mi (1,763.73 km) |
| Syke to Haskovo | 1,084.88 mi (1,745.95 km) |
| Syke to Ihtiman | 1,001.20 mi (1,611.28 km) |
| Syke to Isperih | 1,038.33 mi (1,671.03 km) |
| Syke to Kardzhali | 1,093.44 mi (1,759.73 km) |
