| Sliven to Buxtehude | 1,065.40 mi (1,714.59 km) |
| Sliven to Cadolzburg | 874.01 mi (1,406.58 km) |
| Sliven to Calbe | 930.22 mi (1,497.05 km) |
| Sliven to Calw | 943.09 mi (1,517.75 km) |
| Sliven to Castrop-Rauxel | 1,078.74 mi (1,736.07 km) |
| Sliven to Celle | 1,017.45 mi (1,637.43 km) |
| Sliven to Cham | 795.51 mi (1,280.25 km) |
| Sliven to Chemnitz | 846.42 mi (1,362.19 km) |
| Sliven to Clausthal-Zellerfeld | 976.19 mi (1,571.03 km) |
| Sliven to Cloppenburg | 1,096.48 mi (1,764.61 km) |
| Sliven to Coburg | 896.72 mi (1,443.12 km) |
| Sliven to Coesfeld | 1,097.24 mi (1,765.84 km) |
| Sliven to Cologne | 1,074.45 mi (1,729.16 km) |
| Sliven to Coswig | 836.28 mi (1,345.86 km) |
| Sliven to Coswig | 907.34 mi (1,460.23 km) |
