| Carolina to Popovo | 5,461.22 mi (8,788.98 km) |
| Carolina to Provadia | 5,522.48 mi (8,887.57 km) |
| Carolina to Radnevo | 5,465.36 mi (8,795.65 km) |
| Carolina to Radomir | 5,313.58 mi (8,551.38 km) |
| Carolina to Rakitovo | 5,379.07 mi (8,656.78 km) |
| Carolina to Rakovski | 5,417.73 mi (8,719.00 km) |
| Carolina to Razgrad | 5,471.64 mi (8,805.76 km) |
| Carolina to Razlog | 5,349.93 mi (8,609.88 km) |
| Carolina to Ruse | 5,439.30 mi (8,753.71 km) |
| Carolina to Samokov | 5,347.01 mi (8,605.18 km) |
| Carolina to Sandanski | 5,345.78 mi (8,603.21 km) |
| Carolina to Sevlievo | 5,412.34 mi (8,710.31 km) |
| Carolina to Shumen | 5,496.38 mi (8,845.57 km) |
| Carolina to Silistra | 5,496.70 mi (8,846.08 km) |
| Carolina to Sliven | 5,478.12 mi (8,816.19 km) |
