| Clemmons to Popovo | 5,276.85 mi (8,492.26 km) |
| Clemmons to Provadia | 5,331.76 mi (8,580.64 km) |
| Clemmons to Radnevo | 5,308.52 mi (8,543.25 km) |
| Clemmons to Radomir | 5,175.65 mi (8,329.41 km) |
| Clemmons to Rakitovo | 5,245.55 mi (8,441.90 km) |
| Clemmons to Rakovski | 5,269.44 mi (8,480.34 km) |
| Clemmons to Razgrad | 5,280.52 mi (8,498.17 km) |
| Clemmons to Razlog | 5,223.98 mi (8,407.18 km) |
| Clemmons to Ruse | 5,246.01 mi (8,442.64 km) |
| Clemmons to Samokov | 5,209.31 mi (8,383.58 km) |
| Clemmons to Sandanski | 5,229.02 mi (8,415.29 km) |
| Clemmons to Sevlievo | 5,245.12 mi (8,441.21 km) |
| Clemmons to Shumen | 5,307.62 mi (8,541.79 km) |
| Clemmons to Silistra | 5,285.46 mi (8,506.13 km) |
| Clemmons to Sliven | 5,308.73 mi (8,543.57 km) |
