| Sozopol to Port Chester (New York) | 4,875.50 mi (7,846.36 km) |
| Sozopol to Port Hueneme (California) | 6,746.48 mi (10,857.41 km) |
| Sozopol to Port Huron (Michigan) | 5,119.99 mi (8,239.83 km) |
| Sozopol to Port Lavaca (Texas) | 6,386.26 mi (10,277.69 km) |
| Sozopol to Port Neches (Texas) | 6,212.49 mi (9,998.03 km) |
| Sozopol to Port Orange (Florida) | 5,737.48 mi (9,233.59 km) |
| Sozopol to Port Orchard (Washington) | 5,964.59 mi (9,599.08 km) |
| Sozopol to Port Royal (South Carolina) | 5,565.80 mi (8,957.29 km) |
| Sozopol to Port Salerno (Florida) | 5,798.15 mi (9,331.22 km) |
| Sozopol to Port St. John (Florida) | 5,759.84 mi (9,269.56 km) |
| Sozopol to Port St. Lucie (Florida) | 5,800.25 mi (9,334.60 km) |
| Sozopol to Port Washington (New York) | 4,883.74 mi (7,859.63 km) |
| Sozopol to Port Washington (Wisconsin) | 5,293.09 mi (8,518.41 km) |
| Sozopol to Port Wentworth (Georgia) | 5,594.17 mi (9,002.95 km) |
| Sozopol to Portage (Indiana) | 5,358.99 mi (8,624.47 km) |
