| Didcot to Port Chester (New York) | 3,387.19 mi (5,451.15 km) |
| Didcot to Port Hueneme (California) | 5,424.75 mi (8,730.29 km) |
| Didcot to Port Huron (Michigan) | 3,651.75 mi (5,876.93 km) |
| Didcot to Port Lavaca (Texas) | 4,911.29 mi (7,903.96 km) |
| Didcot to Port Neches (Texas) | 4,734.12 mi (7,618.83 km) |
| Didcot to Port Orange (Florida) | 4,247.18 mi (6,835.17 km) |
| Didcot to Port Orchard (Washington) | 4,763.35 mi (7,665.87 km) |
| Didcot to Port Royal (South Carolina) | 4,074.84 mi (6,557.82 km) |
| Didcot to Port Salerno (Florida) | 4,310.34 mi (6,936.82 km) |
| Didcot to Port St. John (Florida) | 4,270.09 mi (6,872.05 km) |
| Didcot to Port St. Lucie (Florida) | 4,312.06 mi (6,939.59 km) |
| Didcot to Port Washington (New York) | 3,395.19 mi (5,464.03 km) |
| Didcot to Port Washington (Wisconsin) | 3,842.50 mi (6,183.91 km) |
| Didcot to Port Wentworth (Georgia) | 4,103.26 mi (6,603.57 km) |
| Didcot to Portage (Indiana) | 3,898.20 mi (6,273.54 km) |
