| Gibsonton to Karlovo | 5,726.11 mi (9,215.28 km) |
| Gibsonton to Karnobat | 5,819.96 mi (9,366.32 km) |
| Gibsonton to Kavarna | 5,846.45 mi (9,408.94 km) |
| Gibsonton to Kazanlak | 5,752.69 mi (9,258.07 km) |
| Gibsonton to Knezha | 5,664.12 mi (9,115.52 km) |
| Gibsonton to Kostinbrod | 5,650.82 mi (9,094.12 km) |
| Gibsonton to Kozloduy | 5,639.05 mi (9,075.17 km) |
| Gibsonton to Kyustendil | 5,646.12 mi (9,086.54 km) |
| Gibsonton to Levski | 5,713.88 mi (9,195.60 km) |
| Gibsonton to Lom | 5,616.29 mi (9,038.54 km) |
| Gibsonton to Lovech | 5,704.46 mi (9,180.44 km) |
| Gibsonton to Lukovit | 5,678.42 mi (9,138.53 km) |
| Gibsonton to Lyaskovets | 5,748.55 mi (9,251.40 km) |
| Gibsonton to Mezdra | 5,660.05 mi (9,108.96 km) |
| Gibsonton to Momchilgrad | 5,793.16 mi (9,323.19 km) |
