| Potters Bar to Port Chester (New York) | 3,428.38 mi (5,517.44 km) |
| Potters Bar to Port Hueneme (California) | 5,454.12 mi (8,777.56 km) |
| Potters Bar to Port Huron (Michigan) | 3,690.09 mi (5,938.62 km) |
| Potters Bar to Port Lavaca (Texas) | 4,950.61 mi (7,967.24 km) |
| Potters Bar to Port Neches (Texas) | 4,773.82 mi (7,682.71 km) |
| Potters Bar to Port Orange (Florida) | 4,290.16 mi (6,904.35 km) |
| Potters Bar to Port Orchard (Washington) | 4,786.15 mi (7,702.56 km) |
| Potters Bar to Port Royal (South Carolina) | 4,117.12 mi (6,625.87 km) |
| Potters Bar to Port Salerno (Florida) | 4,353.88 mi (7,006.89 km) |
| Potters Bar to Port St. John (Florida) | 4,313.25 mi (6,941.51 km) |
| Potters Bar to Port St. Lucie (Florida) | 4,355.54 mi (7,009.56 km) |
| Potters Bar to Port Washington (New York) | 3,436.44 mi (5,530.42 km) |
| Potters Bar to Port Washington (Wisconsin) | 3,879.21 mi (6,242.99 km) |
| Potters Bar to Port Wentworth (Georgia) | 4,145.48 mi (6,671.51 km) |
| Potters Bar to Portage (Indiana) | 3,935.85 mi (6,334.14 km) |
