| Wilsonville to Popovo | 6,021.73 mi (9,691.04 km) |
| Wilsonville to Provadia | 6,054.00 mi (9,742.97 km) |
| Wilsonville to Radnevo | 6,083.77 mi (9,790.88 km) |
| Wilsonville to Radomir | 6,009.81 mi (9,671.85 km) |
| Wilsonville to Rakitovo | 6,068.49 mi (9,766.29 km) |
| Wilsonville to Rakovski | 6,066.18 mi (9,762.57 km) |
| Wilsonville to Razgrad | 6,015.06 mi (9,680.30 km) |
| Wilsonville to Razlog | 6,062.56 mi (9,756.75 km) |
| Wilsonville to Ruse | 5,986.20 mi (9,633.85 km) |
| Wilsonville to Samokov | 6,035.48 mi (9,713.16 km) |
| Wilsonville to Sandanski | 6,078.87 mi (9,782.99 km) |
| Wilsonville to Sevlievo | 6,021.78 mi (9,691.12 km) |
| Wilsonville to Shumen | 6,038.66 mi (9,718.29 km) |
| Wilsonville to Silistra | 5,990.55 mi (9,640.85 km) |
| Wilsonville to Sliven | 6,066.50 mi (9,763.09 km) |
