| Grimsby to Popovo | 1,385.31 mi (2,229.44 km) |
| Grimsby to Provadia | 1,439.14 mi (2,316.07 km) |
| Grimsby to Radnevo | 1,421.44 mi (2,287.59 km) |
| Grimsby to Radomir | 1,298.33 mi (2,089.46 km) |
| Grimsby to Rakitovo | 1,367.22 mi (2,200.32 km) |
| Grimsby to Rakovski | 1,385.52 mi (2,229.78 km) |
| Grimsby to Razgrad | 1,388.21 mi (2,234.10 km) |
| Grimsby to Razlog | 1,349.43 mi (2,171.70 km) |
| Grimsby to Ruse | 1,353.75 mi (2,178.66 km) |
| Grimsby to Samokov | 1,330.79 mi (2,141.69 km) |
| Grimsby to Sandanski | 1,358.17 mi (2,185.77 km) |
| Grimsby to Sevlievo | 1,356.99 mi (2,183.86 km) |
| Grimsby to Shumen | 1,415.33 mi (2,277.75 km) |
| Grimsby to Silistra | 1,392.15 mi (2,240.44 km) |
| Grimsby to Sliven | 1,419.07 mi (2,283.77 km) |
