| Karlovo to Chaudfontaine | 1,057.93 mi (1,702.57 km) |
| Karlovo to Chaumont-Gistoux | 1,098.47 mi (1,767.82 km) |
| Karlovo to Chimay | 1,098.13 mi (1,767.27 km) |
| Karlovo to Ciney | 1,071.93 mi (1,725.11 km) |
| Karlovo to Colfontaine | 1,125.90 mi (1,811.96 km) |
| Karlovo to Courcelles | 1,105.62 mi (1,779.32 km) |
| Karlovo to Court-Saint-Etienne | 1,102.32 mi (1,774.02 km) |
| Karlovo to Couvin | 1,091.19 mi (1,756.10 km) |
| Karlovo to Damme | 1,170.14 mi (1,883.16 km) |
| Karlovo to De Haan | 1,180.75 mi (1,900.24 km) |
| Karlovo to De Panne | 1,194.32 mi (1,922.07 km) |
| Karlovo to De Pinte | 1,148.93 mi (1,849.02 km) |
| Karlovo to Deerlijk | 1,157.25 mi (1,862.41 km) |
| Karlovo to Deinze | 1,153.21 mi (1,855.91 km) |
| Karlovo to Denderleeuw | 1,128.42 mi (1,816.01 km) |
