| Oakham to Port Chester (New York) | 3,385.78 mi (5,448.88 km) |
| Oakham to Port Hueneme (California) | 5,391.69 mi (8,677.09 km) |
| Oakham to Port Huron (Michigan) | 3,640.59 mi (5,858.96 km) |
| Oakham to Port Lavaca (Texas) | 4,903.02 mi (7,890.65 km) |
| Oakham to Port Neches (Texas) | 4,727.10 mi (7,607.54 km) |
| Oakham to Port Orange (Florida) | 4,253.27 mi (6,844.97 km) |
| Oakham to Port Orchard (Washington) | 4,718.77 mi (7,594.13 km) |
| Oakham to Port Royal (South Carolina) | 4,077.75 mi (6,562.50 km) |
| Oakham to Port Salerno (Florida) | 4,319.25 mi (6,951.17 km) |
| Oakham to Port St. John (Florida) | 4,277.04 mi (6,883.23 km) |
| Oakham to Port St. Lucie (Florida) | 4,320.64 mi (6,953.40 km) |
| Oakham to Port Washington (New York) | 3,394.02 mi (5,462.14 km) |
| Oakham to Port Washington (Wisconsin) | 3,826.61 mi (6,158.33 km) |
| Oakham to Port Wentworth (Georgia) | 4,105.88 mi (6,607.78 km) |
| Oakham to Portage (Indiana) | 3,884.97 mi (6,252.25 km) |
