| Cologno al Serio to Popovo | 828.15 mi (1,332.78 km) |
| Cologno al Serio to Provadia | 889.29 mi (1,431.17 km) |
| Cologno al Serio to Radnevo | 837.21 mi (1,347.36 km) |
| Cologno al Serio to Radomir | 689.43 mi (1,109.53 km) |
| Cologno al Serio to Rakitovo | 758.10 mi (1,220.04 km) |
| Cologno al Serio to Rakovski | 791.50 mi (1,273.80 km) |
| Cologno al Serio to Razgrad | 838.32 mi (1,349.15 km) |
| Cologno al Serio to Razlog | 732.14 mi (1,178.26 km) |
| Cologno al Serio to Ruse | 805.98 mi (1,297.11 km) |
| Cologno al Serio to Samokov | 723.58 mi (1,164.48 km) |
| Cologno al Serio to Sandanski | 733.11 mi (1,179.83 km) |
| Cologno al Serio to Sevlievo | 781.01 mi (1,256.91 km) |
| Cologno al Serio to Shumen | 863.20 mi (1,389.18 km) |
| Cologno al Serio to Silistra | 864.37 mi (1,391.07 km) |
| Cologno al Serio to Sliven | 847.13 mi (1,363.33 km) |
