| Groslay to Popovo | 1,201.64 mi (1,933.85 km) |
| Groslay to Provadia | 1,260.58 mi (2,028.72 km) |
| Groslay to Radnevo | 1,223.23 mi (1,968.60 km) |
| Groslay to Radomir | 1,083.64 mi (1,743.96 km) |
| Groslay to Rakitovo | 1,153.52 mi (1,856.41 km) |
| Groslay to Rakovski | 1,181.04 mi (1,900.70 km) |
| Groslay to Razgrad | 1,208.58 mi (1,945.02 km) |
| Groslay to Razlog | 1,130.53 mi (1,819.41 km) |
| Groslay to Ruse | 1,174.50 mi (1,890.17 km) |
| Groslay to Samokov | 1,117.65 mi (1,798.69 km) |
| Groslay to Sandanski | 1,134.59 mi (1,825.95 km) |
| Groslay to Sevlievo | 1,162.29 mi (1,870.53 km) |
| Groslay to Shumen | 1,235.04 mi (1,987.61 km) |
| Groslay to Silistra | 1,224.52 mi (1,970.67 km) |
| Groslay to Sliven | 1,227.83 mi (1,976.00 km) |
