| Collierville to Popovo | 5,686.89 mi (9,152.17 km) |
| Collierville to Provadia | 5,739.25 mi (9,236.42 km) |
| Collierville to Radnevo | 5,724.12 mi (9,212.07 km) |
| Collierville to Radomir | 5,597.98 mi (9,009.08 km) |
| Collierville to Rakitovo | 5,667.48 mi (9,120.92 km) |
| Collierville to Rakovski | 5,687.68 mi (9,153.44 km) |
| Collierville to Razgrad | 5,688.95 mi (9,155.49 km) |
| Collierville to Razlog | 5,647.94 mi (9,089.48 km) |
| Collierville to Ruse | 5,654.66 mi (9,100.29 km) |
| Collierville to Samokov | 5,631.04 mi (9,062.28 km) |
| Collierville to Sandanski | 5,654.83 mi (9,100.57 km) |
| Collierville to Sevlievo | 5,659.67 mi (9,108.35 km) |
| Collierville to Shumen | 5,716.05 mi (9,199.09 km) |
| Collierville to Silistra | 5,689.15 mi (9,155.81 km) |
| Collierville to Sliven | 5,721.52 mi (9,207.89 km) |
