| Perl to Popovo | 1,032.48 mi (1,661.61 km) |
| Perl to Provadia | 1,090.19 mi (1,754.49 km) |
| Perl to Radnevo | 1,059.04 mi (1,704.37 km) |
| Perl to Radomir | 925.29 mi (1,489.12 km) |
| Perl to Rakitovo | 995.13 mi (1,601.51 km) |
| Perl to Rakovski | 1,019.00 mi (1,639.92 km) |
| Perl to Razgrad | 1,038.24 mi (1,670.89 km) |
| Perl to Razlog | 974.34 mi (1,568.05 km) |
| Perl to Ruse | 1,003.87 mi (1,615.58 km) |
| Perl to Samokov | 958.82 mi (1,543.08 km) |
| Perl to Sandanski | 980.63 mi (1,578.17 km) |
| Perl to Sevlievo | 996.53 mi (1,603.77 km) |
| Perl to Shumen | 1,065.03 mi (1,714.00 km) |
| Perl to Silistra | 1,051.01 mi (1,691.43 km) |
| Perl to Sliven | 1,061.23 mi (1,707.88 km) |
