| Clacton-on-Sea to Popovo | 1,297.91 mi (2,088.78 km) |
| Clacton-on-Sea to Provadia | 1,353.82 mi (2,178.76 km) |
| Clacton-on-Sea to Radnevo | 1,329.18 mi (2,139.11 km) |
| Clacton-on-Sea to Radomir | 1,199.83 mi (1,930.94 km) |
| Clacton-on-Sea to Rakitovo | 1,269.40 mi (2,042.91 km) |
| Clacton-on-Sea to Rakovski | 1,290.93 mi (2,077.55 km) |
| Clacton-on-Sea to Razgrad | 1,302.24 mi (2,095.75 km) |
| Clacton-on-Sea to Razlog | 1,249.78 mi (2,011.32 km) |
| Clacton-on-Sea to Ruse | 1,267.72 mi (2,040.19 km) |
| Clacton-on-Sea to Samokov | 1,232.98 mi (1,984.29 km) |
| Clacton-on-Sea to Sandanski | 1,257.00 mi (2,022.94 km) |
| Clacton-on-Sea to Sevlievo | 1,265.61 mi (2,036.80 km) |
| Clacton-on-Sea to Shumen | 1,329.27 mi (2,139.26 km) |
| Clacton-on-Sea to Silistra | 1,310.43 mi (2,108.93 km) |
| Clacton-on-Sea to Sliven | 1,329.21 mi (2,139.15 km) |
