| Borgo San Lorenzo to Popovo | 742.56 mi (1,195.04 km) |
| Borgo San Lorenzo to Provadia | 803.99 mi (1,293.89 km) |
| Borgo San Lorenzo to Radnevo | 741.54 mi (1,193.39 km) |
| Borgo San Lorenzo to Radomir | 589.57 mi (948.82 km) |
| Borgo San Lorenzo to Rakitovo | 655.61 mi (1,055.10 km) |
| Borgo San Lorenzo to Rakovski | 693.72 mi (1,116.44 km) |
| Borgo San Lorenzo to Razgrad | 754.91 mi (1,214.91 km) |
| Borgo San Lorenzo to Razlog | 627.25 mi (1,009.46 km) |
| Borgo San Lorenzo to Ruse | 724.68 mi (1,166.25 km) |
| Borgo San Lorenzo to Samokov | 623.07 mi (1,002.73 km) |
| Borgo San Lorenzo to Sandanski | 625.03 mi (1,005.89 km) |
| Borgo San Lorenzo to Sevlievo | 690.42 mi (1,111.12 km) |
| Borgo San Lorenzo to Shumen | 778.04 mi (1,252.14 km) |
| Borgo San Lorenzo to Silistra | 787.54 mi (1,267.42 km) |
| Borgo San Lorenzo to Sliven | 755.57 mi (1,215.97 km) |
