| Upland to Karlovo | 6,626.69 mi (10,664.63 km) |
| Upland to Karnobat | 6,682.03 mi (10,753.69 km) |
| Upland to Kavarna | 6,665.70 mi (10,727.41 km) |
| Upland to Kazanlak | 6,643.47 mi (10,691.64 km) |
| Upland to Knezha | 6,557.16 mi (10,552.72 km) |
| Upland to Kostinbrod | 6,574.81 mi (10,581.13 km) |
| Upland to Kozloduy | 6,531.36 mi (10,511.21 km) |
| Upland to Kyustendil | 6,591.79 mi (10,608.46 km) |
| Upland to Levski | 6,591.89 mi (10,608.61 km) |
| Upland to Lom | 6,515.98 mi (10,486.46 km) |
| Upland to Lovech | 6,595.14 mi (10,613.85 km) |
| Upland to Lukovit | 6,577.09 mi (10,584.80 km) |
| Upland to Lyaskovets | 6,622.52 mi (10,657.92 km) |
| Upland to Mezdra | 6,567.91 mi (10,570.02 km) |
| Upland to Momchilgrad | 6,708.70 mi (10,796.60 km) |
