| Christiansburg to Popovo | 5,224.23 mi (8,407.59 km) |
| Christiansburg to Provadia | 5,278.75 mi (8,495.32 km) |
| Christiansburg to Radnevo | 5,256.89 mi (8,460.14 km) |
| Christiansburg to Radomir | 5,125.16 mi (8,248.16 km) |
| Christiansburg to Rakitovo | 5,195.03 mi (8,360.59 km) |
| Christiansburg to Rakovski | 5,218.25 mi (8,397.97 km) |
| Christiansburg to Razgrad | 5,227.64 mi (8,413.07 km) |
| Christiansburg to Razlog | 5,173.82 mi (8,326.45 km) |
| Christiansburg to Ruse | 5,193.14 mi (8,357.56 km) |
| Christiansburg to Samokov | 5,158.73 mi (8,302.18 km) |
| Christiansburg to Sandanski | 5,179.21 mi (8,335.13 km) |
| Christiansburg to Sevlievo | 5,193.27 mi (8,357.76 km) |
| Christiansburg to Shumen | 5,254.75 mi (8,456.70 km) |
| Christiansburg to Silistra | 5,231.80 mi (8,419.76 km) |
| Christiansburg to Sliven | 5,256.60 mi (8,459.69 km) |
