| Ubach-Palenberg to Popovo | 1,075.43 mi (1,730.74 km) |
| Ubach-Palenberg to Provadia | 1,131.11 mi (1,820.35 km) |
| Ubach-Palenberg to Radnevo | 1,107.80 mi (1,782.83 km) |
| Ubach-Palenberg to Radomir | 980.95 mi (1,578.68 km) |
| Ubach-Palenberg to Rakitovo | 1,050.21 mi (1,690.15 km) |
| Ubach-Palenberg to Rakovski | 1,070.32 mi (1,722.51 km) |
| Ubach-Palenberg to Razgrad | 1,079.58 mi (1,737.42 km) |
| Ubach-Palenberg to Razlog | 1,031.57 mi (1,660.16 km) |
| Ubach-Palenberg to Ruse | 1,045.06 mi (1,681.86 km) |
| Ubach-Palenberg to Samokov | 1,013.76 mi (1,631.49 km) |
| Ubach-Palenberg to Sandanski | 1,039.74 mi (1,673.30 km) |
| Ubach-Palenberg to Sevlievo | 1,043.94 mi (1,680.05 km) |
| Ubach-Palenberg to Shumen | 1,106.64 mi (1,780.96 km) |
| Ubach-Palenberg to Silistra | 1,087.58 mi (1,750.29 km) |
| Ubach-Palenberg to Sliven | 1,107.20 mi (1,781.86 km) |
