| Karlovo to Roeselare | 1,168.86 mi (1,881.10 km) |
| Karlovo to Ronse | 1,144.63 mi (1,842.10 km) |
| Karlovo to Rotselaar | 1,105.04 mi (1,778.40 km) |
| Karlovo to Rumst | 1,120.41 mi (1,803.12 km) |
| Karlovo to Saint-Ghislain | 1,128.40 mi (1,815.98 km) |
| Karlovo to Saint-Nicolas | 1,063.33 mi (1,711.27 km) |
| Karlovo to Saint-Vith | 1,029.44 mi (1,656.72 km) |
| Karlovo to Scherpenheuvel | 1,096.26 mi (1,764.27 km) |
| Karlovo to Schilde | 1,118.63 mi (1,800.27 km) |
| Karlovo to Schoten | 1,121.74 mi (1,805.26 km) |
| Karlovo to Seneffe | 1,112.66 mi (1,790.65 km) |
| Karlovo to Seraing | 1,063.28 mi (1,711.18 km) |
| Karlovo to Sint-Amandsberg | 1,146.33 mi (1,844.84 km) |
| Karlovo to Sint-Andries | 1,172.87 mi (1,887.54 km) |
| Karlovo to Sint-Genesius-Rode | 1,114.17 mi (1,793.08 km) |
