| Monte San Pietro to Popovo | 751.27 mi (1,209.05 km) |
| Monte San Pietro to Provadia | 812.73 mi (1,307.96 km) |
| Monte San Pietro to Radnevo | 753.71 mi (1,212.98 km) |
| Monte San Pietro to Radomir | 602.90 mi (970.27 km) |
| Monte San Pietro to Rakitovo | 670.08 mi (1,078.38 km) |
| Monte San Pietro to Rakovski | 706.55 mi (1,137.08 km) |
| Monte San Pietro to Razgrad | 762.92 mi (1,227.80 km) |
| Monte San Pietro to Razlog | 642.55 mi (1,034.09 km) |
| Monte San Pietro to Ruse | 731.92 mi (1,177.91 km) |
| Monte San Pietro to Samokov | 636.72 mi (1,024.71 km) |
| Monte San Pietro to Sandanski | 641.56 mi (1,032.49 km) |
| Monte San Pietro to Sevlievo | 700.70 mi (1,127.67 km) |
| Monte San Pietro to Shumen | 786.68 mi (1,266.04 km) |
| Monte San Pietro to Silistra | 793.48 mi (1,276.98 km) |
| Monte San Pietro to Sliven | 766.33 mi (1,233.29 km) |
