| Grenada to Popovo | 5,756.96 mi (9,264.93 km) |
| Grenada to Provadia | 5,809.74 mi (9,349.87 km) |
| Grenada to Radnevo | 5,793.31 mi (9,323.43 km) |
| Grenada to Radomir | 5,665.98 mi (9,118.51 km) |
| Grenada to Rakitovo | 5,735.58 mi (9,230.52 km) |
| Grenada to Rakovski | 5,756.42 mi (9,264.06 km) |
| Grenada to Razgrad | 5,759.27 mi (9,268.65 km) |
| Grenada to Razlog | 5,715.68 mi (9,198.49 km) |
| Grenada to Ruse | 5,724.93 mi (9,213.38 km) |
| Grenada to Samokov | 5,699.16 mi (9,171.90 km) |
| Grenada to Sandanski | 5,722.24 mi (9,209.06 km) |
| Grenada to Sevlievo | 5,729.00 mi (9,219.94 km) |
| Grenada to Shumen | 5,786.38 mi (9,312.28 km) |
| Grenada to Silistra | 5,760.20 mi (9,270.14 km) |
| Grenada to Sliven | 5,791.16 mi (9,319.98 km) |
