| West Sacramento to Karlovo | 6,442.80 mi (10,368.68 km) |
| West Sacramento to Karnobat | 6,490.08 mi (10,444.77 km) |
| West Sacramento to Kavarna | 6,466.80 mi (10,407.31 km) |
| West Sacramento to Kazanlak | 6,457.45 mi (10,392.27 km) |
| West Sacramento to Knezha | 6,373.60 mi (10,257.32 km) |
| West Sacramento to Kostinbrod | 6,396.33 mi (10,293.90 km) |
| West Sacramento to Kozloduy | 6,348.30 mi (10,216.60 km) |
| West Sacramento to Kyustendil | 6,416.82 mi (10,326.87 km) |
| West Sacramento to Levski | 6,404.86 mi (10,307.62 km) |
| West Sacramento to Lom | 6,334.60 mi (10,194.55 km) |
| West Sacramento to Lovech | 6,410.26 mi (10,316.31 km) |
| West Sacramento to Lukovit | 6,394.05 mi (10,290.23 km) |
| West Sacramento to Lyaskovets | 6,434.05 mi (10,354.61 km) |
| West Sacramento to Mezdra | 6,386.72 mi (10,278.43 km) |
| West Sacramento to Momchilgrad | 6,525.49 mi (10,501.77 km) |
