| Cockermouth to Popovo | 1,535.64 mi (2,471.37 km) |
| Cockermouth to Provadia | 1,588.85 mi (2,557.00 km) |
| Cockermouth to Radnevo | 1,572.86 mi (2,531.28 km) |
| Cockermouth to Radomir | 1,450.80 mi (2,334.84 km) |
| Cockermouth to Rakitovo | 1,519.59 mi (2,445.54 km) |
| Cockermouth to Rakovski | 1,537.39 mi (2,474.20 km) |
| Cockermouth to Razgrad | 1,538.15 mi (2,475.41 km) |
| Cockermouth to Razlog | 1,502.01 mi (2,417.25 km) |
| Cockermouth to Ruse | 1,503.75 mi (2,420.05 km) |
| Cockermouth to Samokov | 1,483.17 mi (2,386.93 km) |
| Cockermouth to Sandanski | 1,510.89 mi (2,431.54 km) |
| Cockermouth to Sevlievo | 1,508.27 mi (2,427.32 km) |
| Cockermouth to Shumen | 1,565.27 mi (2,519.05 km) |
| Cockermouth to Silistra | 1,540.84 mi (2,479.74 km) |
| Cockermouth to Sliven | 1,569.96 mi (2,526.61 km) |
