| Seabrook to Karlovo | 4,968.12 mi (7,995.41 km) |
| Seabrook to Karnobat | 5,056.46 mi (8,137.58 km) |
| Seabrook to Kavarna | 5,075.82 mi (8,168.74 km) |
| Seabrook to Kazanlak | 4,993.32 mi (8,035.97 km) |
| Seabrook to Knezha | 4,903.57 mi (7,891.53 km) |
| Seabrook to Kostinbrod | 4,896.00 mi (7,879.36 km) |
| Seabrook to Kozloduy | 4,877.90 mi (7,850.22 km) |
| Seabrook to Kyustendil | 4,895.56 mi (7,878.64 km) |
| Seabrook to Levski | 4,951.41 mi (7,968.52 km) |
| Seabrook to Lom | 4,856.13 mi (7,815.18 km) |
| Seabrook to Lovech | 4,944.19 mi (7,956.91 km) |
| Seabrook to Lukovit | 4,919.19 mi (7,916.68 km) |
| Seabrook to Lyaskovets | 4,985.95 mi (8,024.12 km) |
| Seabrook to Mezdra | 4,902.25 mi (7,889.41 km) |
| Seabrook to Momchilgrad | 5,039.31 mi (8,109.98 km) |
