| Guichen to Popovo | 1,382.35 mi (2,224.68 km) |
| Guichen to Provadia | 1,442.36 mi (2,321.25 km) |
| Guichen to Radnevo | 1,398.55 mi (2,250.76 km) |
| Guichen to Radomir | 1,254.06 mi (2,018.22 km) |
| Guichen to Rakitovo | 1,323.39 mi (2,129.78 km) |
| Guichen to Rakovski | 1,354.41 mi (2,179.71 km) |
| Guichen to Razgrad | 1,390.52 mi (2,237.83 km) |
| Guichen to Razlog | 1,298.38 mi (2,089.54 km) |
| Guichen to Ruse | 1,356.90 mi (2,183.73 km) |
| Guichen to Samokov | 1,288.25 mi (2,073.24 km) |
| Guichen to Sandanski | 1,300.18 mi (2,092.44 km) |
| Guichen to Sevlievo | 1,339.63 mi (2,155.93 km) |
| Guichen to Shumen | 1,416.51 mi (2,279.66 km) |
| Guichen to Silistra | 1,409.88 mi (2,268.99 km) |
| Guichen to Sliven | 1,405.67 mi (2,262.21 km) |
