| Zulpich to Popovo | 1,048.33 mi (1,687.13 km) |
| Zulpich to Provadia | 1,104.16 mi (1,776.98 km) |
| Zulpich to Radnevo | 1,080.39 mi (1,738.72 km) |
| Zulpich to Radomir | 953.30 mi (1,534.20 km) |
| Zulpich to Rakitovo | 1,022.58 mi (1,645.68 km) |
| Zulpich to Rakovski | 1,042.80 mi (1,678.23 km) |
| Zulpich to Razgrad | 1,052.59 mi (1,693.98 km) |
| Zulpich to Razlog | 1,003.90 mi (1,615.63 km) |
| Zulpich to Ruse | 1,018.07 mi (1,638.42 km) |
| Zulpich to Samokov | 986.13 mi (1,587.02 km) |
| Zulpich to Sandanski | 1,012.05 mi (1,628.74 km) |
| Zulpich to Sevlievo | 1,016.59 mi (1,636.04 km) |
| Zulpich to Shumen | 1,079.63 mi (1,737.50 km) |
| Zulpich to Silistra | 1,060.94 mi (1,707.42 km) |
| Zulpich to Sliven | 1,079.93 mi (1,737.98 km) |
