| Zierikzee to Popovo | 1,182.32 mi (1,902.76 km) |
| Zierikzee to Provadia | 1,237.66 mi (1,991.83 km) |
| Zierikzee to Radnevo | 1,215.29 mi (1,955.83 km) |
| Zierikzee to Radomir | 1,088.67 mi (1,752.05 km) |
| Zierikzee to Rakitovo | 1,157.94 mi (1,863.52 km) |
| Zierikzee to Rakovski | 1,177.97 mi (1,895.76 km) |
| Zierikzee to Razgrad | 1,186.23 mi (1,909.06 km) |
| Zierikzee to Razlog | 1,139.26 mi (1,833.46 km) |
| Zierikzee to Ruse | 1,151.71 mi (1,853.50 km) |
| Zierikzee to Samokov | 1,121.49 mi (1,804.86 km) |
| Zierikzee to Sandanski | 1,147.34 mi (1,846.47 km) |
| Zierikzee to Sevlievo | 1,151.34 mi (1,852.91 km) |
| Zierikzee to Shumen | 1,213.31 mi (1,952.63 km) |
| Zierikzee to Silistra | 1,193.37 mi (1,920.54 km) |
| Zierikzee to Sliven | 1,214.44 mi (1,954.45 km) |
