| Rio Tinto to Popovo | 1,772.48 mi (2,852.53 km) |
| Rio Tinto to Provadia | 1,833.85 mi (2,951.30 km) |
| Rio Tinto to Radnevo | 1,767.83 mi (2,845.05 km) |
| Rio Tinto to Radomir | 1,614.79 mi (2,598.75 km) |
| Rio Tinto to Rakitovo | 1,677.77 mi (2,700.12 km) |
| Rio Tinto to Rakovski | 1,719.11 mi (2,766.65 km) |
| Rio Tinto to Razgrad | 1,785.02 mi (2,872.71 km) |
| Rio Tinto to Razlog | 1,647.58 mi (2,651.53 km) |
| Rio Tinto to Ruse | 1,754.80 mi (2,824.07 km) |
| Rio Tinto to Samokov | 1,647.36 mi (2,651.18 km) |
| Rio Tinto to Sandanski | 1,641.78 mi (2,642.18 km) |
| Rio Tinto to Sevlievo | 1,719.36 mi (2,767.04 km) |
| Rio Tinto to Shumen | 1,807.97 mi (2,909.64 km) |
| Rio Tinto to Silistra | 1,817.22 mi (2,924.54 km) |
| Rio Tinto to Sliven | 1,783.84 mi (2,870.82 km) |
