| Katy to Devnya | 6,249.94 mi (10,058.30 km) |
| Katy to Dimitrovgrad | 6,231.57 mi (10,028.74 km) |
| Katy to Dobrich | 6,242.92 mi (10,047.01 km) |
| Katy to Dospat | 6,194.93 mi (9,969.78 km) |
| Katy to Dupnitsa | 6,126.41 mi (9,859.50 km) |
| Katy to Elhovo | 6,262.62 mi (10,078.71 km) |
| Katy to Etropole | 6,134.65 mi (9,872.77 km) |
| Katy to Gabrovo | 6,183.63 mi (9,951.59 km) |
| Katy to Gorna Oryahovitsa | 6,184.99 mi (9,953.79 km) |
| Katy to Gotse Delchev | 6,181.85 mi (9,948.73 km) |
| Katy to Harmanli | 6,248.39 mi (10,055.80 km) |
| Katy to Haskovo | 6,235.72 mi (10,035.42 km) |
| Katy to Ihtiman | 6,145.60 mi (9,890.38 km) |
| Katy to Isperih | 6,199.48 mi (9,977.10 km) |
| Katy to Kardzhali | 6,241.21 mi (10,044.26 km) |
