| Piotrkow Trybunalski to Popovo | 634.45 mi (1,021.05 km) |
| Piotrkow Trybunalski to Provadia | 673.11 mi (1,083.27 km) |
| Piotrkow Trybunalski to Radnevo | 694.04 mi (1,116.95 km) |
| Piotrkow Trybunalski to Radomir | 630.40 mi (1,014.53 km) |
| Piotrkow Trybunalski to Rakitovo | 682.91 mi (1,099.04 km) |
| Piotrkow Trybunalski to Rakovski | 676.79 mi (1,089.19 km) |
| Piotrkow Trybunalski to Razgrad | 629.69 mi (1,013.39 km) |
| Piotrkow Trybunalski to Razlog | 681.35 mi (1,096.53 km) |
| Piotrkow Trybunalski to Ruse | 598.96 mi (963.94 km) |
| Piotrkow Trybunalski to Samokov | 652.11 mi (1,049.47 km) |
| Piotrkow Trybunalski to Sandanski | 700.34 mi (1,127.08 km) |
| Piotrkow Trybunalski to Sevlievo | 631.82 mi (1,016.82 km) |
| Piotrkow Trybunalski to Shumen | 654.80 mi (1,053.81 km) |
| Piotrkow Trybunalski to Silistra | 613.35 mi (987.09 km) |
| Piotrkow Trybunalski to Sliven | 678.13 mi (1,091.35 km) |
