| Royse City to Devnya | 6,092.23 mi (9,804.50 km) |
| Royse City to Dimitrovgrad | 6,078.97 mi (9,783.16 km) |
| Royse City to Dobrich | 6,084.18 mi (9,791.53 km) |
| Royse City to Dospat | 6,045.23 mi (9,728.86 km) |
| Royse City to Dupnitsa | 5,976.90 mi (9,618.89 km) |
| Royse City to Elhovo | 6,108.40 mi (9,830.52 km) |
| Royse City to Etropole | 5,982.70 mi (9,628.23 km) |
| Royse City to Gabrovo | 6,029.75 mi (9,703.94 km) |
| Royse City to Gorna Oryahovitsa | 6,030.06 mi (9,704.45 km) |
| Royse City to Gotse Delchev | 6,032.96 mi (9,709.11 km) |
| Royse City to Harmanli | 6,095.60 mi (9,809.92 km) |
| Royse City to Haskovo | 6,083.41 mi (9,790.30 km) |
| Royse City to Ihtiman | 5,994.74 mi (9,647.60 km) |
| Royse City to Isperih | 6,041.82 mi (9,723.37 km) |
| Royse City to Kardzhali | 6,089.78 mi (9,800.55 km) |
