| Natchitoches to Devnya | 6,044.06 mi (9,726.98 km) |
| Natchitoches to Dimitrovgrad | 6,024.36 mi (9,695.27 km) |
| Natchitoches to Dobrich | 6,037.36 mi (9,716.19 km) |
| Natchitoches to Dospat | 5,987.09 mi (9,635.28 km) |
| Natchitoches to Dupnitsa | 5,918.53 mi (9,524.96 km) |
| Natchitoches to Elhovo | 6,055.80 mi (9,745.87 km) |
| Natchitoches to Etropole | 5,927.32 mi (9,539.09 km) |
| Natchitoches to Gabrovo | 5,976.75 mi (9,618.64 km) |
| Natchitoches to Gorna Oryahovitsa | 5,978.38 mi (9,621.28 km) |
| Natchitoches to Gotse Delchev | 5,973.84 mi (9,613.97 km) |
| Natchitoches to Harmanli | 6,041.22 mi (9,722.41 km) |
| Natchitoches to Haskovo | 6,028.44 mi (9,701.84 km) |
| Natchitoches to Ihtiman | 5,938.01 mi (9,556.31 km) |
| Natchitoches to Isperih | 5,993.61 mi (9,645.78 km) |
| Natchitoches to Kardzhali | 6,033.73 mi (9,710.35 km) |
