| Pontardulais to Popovo | 1,512.17 mi (2,433.61 km) |
| Pontardulais to Provadia | 1,569.05 mi (2,525.15 km) |
| Pontardulais to Radnevo | 1,540.37 mi (2,478.99 km) |
| Pontardulais to Radomir | 1,406.68 mi (2,263.84 km) |
| Pontardulais to Rakitovo | 1,476.56 mi (2,376.29 km) |
| Pontardulais to Rakovski | 1,500.57 mi (2,414.94 km) |
| Pontardulais to Razgrad | 1,517.25 mi (2,441.78 km) |
| Pontardulais to Razlog | 1,455.39 mi (2,342.23 km) |
| Pontardulais to Ruse | 1,482.78 mi (2,386.30 km) |
| Pontardulais to Samokov | 1,440.28 mi (2,317.91 km) |
| Pontardulais to Sandanski | 1,461.15 mi (2,351.49 km) |
| Pontardulais to Sevlievo | 1,477.57 mi (2,377.92 km) |
| Pontardulais to Shumen | 1,544.19 mi (2,485.13 km) |
| Pontardulais to Silistra | 1,527.42 mi (2,458.14 km) |
| Pontardulais to Sliven | 1,541.96 mi (2,481.54 km) |
