| Klamath Falls to Curtea de Arges | 6,056.35 mi (9,746.75 km) |
| Klamath Falls to Dabuleni | 6,128.62 mi (9,863.06 km) |
| Klamath Falls to Darabani | 5,899.56 mi (9,494.42 km) |
| Klamath Falls to Darmanesti | 6,013.12 mi (9,677.19 km) |
| Klamath Falls to Dej | 5,916.52 mi (9,521.72 km) |
| Klamath Falls to Deva | 5,974.18 mi (9,614.51 km) |
| Klamath Falls to Dolhasca | 5,948.04 mi (9,572.44 km) |
| Klamath Falls to Dorohoi | 5,910.56 mi (9,512.12 km) |
| Klamath Falls to Draganesti-Olt | 6,114.43 mi (9,840.22 km) |
| Klamath Falls to Dragasani | 6,078.02 mi (9,781.62 km) |
| Klamath Falls to Drobeta-Turnu Severin | 6,046.30 mi (9,730.57 km) |
| Klamath Falls to Fagaras | 6,017.68 mi (9,684.52 km) |
| Klamath Falls to Falticeni | 5,940.52 mi (9,560.34 km) |
| Klamath Falls to Fetesti | 6,162.86 mi (9,918.17 km) |
| Klamath Falls to Filiasi | 6,079.16 mi (9,783.46 km) |
