| Gig Harbor to Karlovo | 5,908.70 mi (9,509.13 km) |
| Gig Harbor to Karnobat | 5,948.64 mi (9,573.41 km) |
| Gig Harbor to Kavarna | 5,919.59 mi (9,526.65 km) |
| Gig Harbor to Kazanlak | 5,921.37 mi (9,529.53 km) |
| Gig Harbor to Knezha | 5,840.20 mi (9,398.90 km) |
| Gig Harbor to Kostinbrod | 5,867.39 mi (9,442.66 km) |
| Gig Harbor to Kozloduy | 5,815.49 mi (9,359.12 km) |
| Gig Harbor to Kyustendil | 5,890.96 mi (9,480.59 km) |
| Gig Harbor to Levski | 5,868.19 mi (9,443.93 km) |
| Gig Harbor to Lom | 5,803.39 mi (9,339.65 km) |
| Gig Harbor to Lovech | 5,875.46 mi (9,455.64 km) |
| Gig Harbor to Lukovit | 5,861.00 mi (9,432.36 km) |
| Gig Harbor to Lyaskovets | 5,895.96 mi (9,488.62 km) |
| Gig Harbor to Mezdra | 5,855.37 mi (9,423.31 km) |
| Gig Harbor to Momchilgrad | 5,991.52 mi (9,642.42 km) |
