| South Milwaukee to Karlovo | 5,203.34 mi (8,373.97 km) |
| South Milwaukee to Karnobat | 5,280.31 mi (8,497.84 km) |
| South Milwaukee to Kavarna | 5,286.12 mi (8,507.20 km) |
| South Milwaukee to Kazanlak | 5,225.67 mi (8,409.90 km) |
| South Milwaukee to Knezha | 5,135.56 mi (8,264.88 km) |
| South Milwaukee to Kostinbrod | 5,138.01 mi (8,268.83 km) |
| South Milwaukee to Kozloduy | 5,109.34 mi (8,222.69 km) |
| South Milwaukee to Kyustendil | 5,144.64 mi (8,279.50 km) |
| South Milwaukee to Levski | 5,179.09 mi (8,334.95 km) |
| South Milwaukee to Lom | 5,089.72 mi (8,191.12 km) |
| South Milwaukee to Lovech | 5,175.91 mi (8,329.82 km) |
| South Milwaukee to Lukovit | 5,153.21 mi (8,293.30 km) |
| South Milwaukee to Lyaskovets | 5,212.76 mi (8,389.13 km) |
| South Milwaukee to Mezdra | 5,139.06 mi (8,270.53 km) |
| South Milwaukee to Momchilgrad | 5,280.21 mi (8,497.67 km) |
