| Guillena to Popovo | 1,732.91 mi (2,788.85 km) |
| Guillena to Provadia | 1,792.91 mi (2,885.41 km) |
| Guillena to Radnevo | 1,716.06 mi (2,761.72 km) |
| Guillena to Radomir | 1,564.46 mi (2,517.76 km) |
| Guillena to Rakitovo | 1,621.06 mi (2,608.85 km) |
| Guillena to Rakovski | 1,666.59 mi (2,682.11 km) |
| Guillena to Razgrad | 1,747.65 mi (2,812.57 km) |
| Guillena to Razlog | 1,589.26 mi (2,557.67 km) |
| Guillena to Ruse | 1,720.62 mi (2,769.07 km) |
| Guillena to Samokov | 1,594.65 mi (2,566.35 km) |
| Guillena to Sandanski | 1,579.47 mi (2,541.92 km) |
| Guillena to Sevlievo | 1,675.60 mi (2,696.62 km) |
| Guillena to Shumen | 1,767.92 mi (2,845.19 km) |
| Guillena to Silistra | 1,786.68 mi (2,875.38 km) |
| Guillena to Sliven | 1,736.69 mi (2,794.94 km) |
