| Marshfield to Popovo | 5,207.83 mi (8,381.19 km) |
| Marshfield to Provadia | 5,256.02 mi (8,458.74 km) |
| Marshfield to Radnevo | 5,252.43 mi (8,452.97 km) |
| Marshfield to Radomir | 5,137.83 mi (8,268.54 km) |
| Marshfield to Rakitovo | 5,205.83 mi (8,377.97 km) |
| Marshfield to Rakovski | 5,220.31 mi (8,401.27 km) |
| Marshfield to Razgrad | 5,207.63 mi (8,380.88 km) |
| Marshfield to Razlog | 5,189.64 mi (8,351.91 km) |
| Marshfield to Ruse | 5,174.04 mi (8,326.81 km) |
| Marshfield to Samokov | 5,169.55 mi (8,319.59 km) |
| Marshfield to Sandanski | 5,199.30 mi (8,367.47 km) |
| Marshfield to Sevlievo | 5,187.27 mi (8,348.11 km) |
| Marshfield to Shumen | 5,234.38 mi (8,423.92 km) |
| Marshfield to Silistra | 5,201.42 mi (8,370.87 km) |
| Marshfield to Sliven | 5,245.86 mi (8,442.40 km) |
