| Pueblo West to Popovo | 6,012.25 mi (9,675.78 km) |
| Pueblo West to Provadia | 6,057.04 mi (9,747.86 km) |
| Pueblo West to Radnevo | 6,061.56 mi (9,755.15 km) |
| Pueblo West to Radomir | 5,955.22 mi (9,584.01 km) |
| Pueblo West to Rakitovo | 6,021.79 mi (9,691.13 km) |
| Pueblo West to Rakovski | 6,032.54 mi (9,708.43 km) |
| Pueblo West to Razgrad | 6,010.45 mi (9,672.89 km) |
| Pueblo West to Razlog | 6,007.76 mi (9,668.56 km) |
| Pueblo West to Ruse | 5,977.65 mi (9,620.10 km) |
| Pueblo West to Samokov | 5,985.89 mi (9,633.36 km) |
| Pueblo West to Sandanski | 6,019.01 mi (9,686.65 km) |
| Pueblo West to Sevlievo | 5,996.46 mi (9,650.38 km) |
| Pueblo West to Shumen | 6,036.73 mi (9,715.17 km) |
| Pueblo West to Silistra | 5,999.57 mi (9,655.38 km) |
| Pueblo West to Sliven | 6,052.35 mi (9,740.32 km) |
