| Gallup to Karlovo | 6,293.39 mi (10,128.24 km) |
| Gallup to Karnobat | 6,358.05 mi (10,232.30 km) |
| Gallup to Kavarna | 6,350.61 mi (10,220.32 km) |
| Gallup to Kazanlak | 6,312.59 mi (10,159.14 km) |
| Gallup to Knezha | 6,224.09 mi (10,016.70 km) |
| Gallup to Kostinbrod | 6,235.56 mi (10,035.17 km) |
| Gallup to Kozloduy | 6,197.93 mi (9,974.61 km) |
| Gallup to Kyustendil | 6,248.33 mi (10,055.71 km) |
| Gallup to Levski | 6,262.69 mi (10,078.83 km) |
| Gallup to Lom | 6,180.70 mi (9,946.87 km) |
| Gallup to Lovech | 6,263.32 mi (10,079.84 km) |
| Gallup to Lukovit | 6,243.22 mi (10,047.50 km) |
| Gallup to Lyaskovets | 6,294.80 mi (10,130.50 km) |
| Gallup to Mezdra | 6,231.92 mi (10,029.30 km) |
| Gallup to Momchilgrad | 6,373.84 mi (10,257.71 km) |
