| Appleton to Popovo | 1,477.06 mi (2,377.10 km) |
| Appleton to Provadia | 1,531.79 mi (2,465.18 km) |
| Appleton to Radnevo | 1,510.99 mi (2,431.71 km) |
| Appleton to Radomir | 1,384.47 mi (2,228.10 km) |
| Appleton to Rakitovo | 1,453.80 mi (2,339.66 km) |
| Appleton to Rakovski | 1,473.87 mi (2,371.96 km) |
| Appleton to Razgrad | 1,480.56 mi (2,382.73 km) |
| Appleton to Razlog | 1,434.92 mi (2,309.29 km) |
| Appleton to Ruse | 1,446.05 mi (2,327.20 km) |
| Appleton to Samokov | 1,417.35 mi (2,281.00 km) |
| Appleton to Sandanski | 1,442.74 mi (2,321.86 km) |
| Appleton to Sevlievo | 1,446.92 mi (2,328.59 km) |
| Appleton to Shumen | 1,507.66 mi (2,426.35 km) |
| Appleton to Silistra | 1,486.15 mi (2,391.73 km) |
| Appleton to Sliven | 1,509.75 mi (2,429.71 km) |
