| Sulzbach to Popovo | 998.67 mi (1,607.20 km) |
| Sulzbach to Provadia | 1,056.45 mi (1,700.19 km) |
| Sulzbach to Radnevo | 1,025.11 mi (1,649.75 km) |
| Sulzbach to Radomir | 891.40 mi (1,434.57 km) |
| Sulzbach to Rakitovo | 961.23 mi (1,546.95 km) |
| Sulzbach to Rakovski | 985.06 mi (1,585.29 km) |
| Sulzbach to Razgrad | 1,004.49 mi (1,616.58 km) |
| Sulzbach to Razlog | 940.50 mi (1,513.58 km) |
| Sulzbach to Ruse | 970.14 mi (1,561.29 km) |
| Sulzbach to Samokov | 924.92 mi (1,488.51 km) |
| Sulzbach to Sandanski | 946.86 mi (1,523.83 km) |
| Sulzbach to Sevlievo | 962.62 mi (1,549.18 km) |
| Sulzbach to Shumen | 1,031.27 mi (1,659.66 km) |
| Sulzbach to Silistra | 1,017.50 mi (1,637.50 km) |
| Sulzbach to Sliven | 1,027.33 mi (1,653.33 km) |
