| Porthcawl to Port Chester (New York) | 3,289.06 mi (5,293.23 km) |
| Porthcawl to Port Hueneme (California) | 5,350.95 mi (8,611.52 km) |
| Porthcawl to Port Huron (Michigan) | 3,559.37 mi (5,728.24 km) |
| Porthcawl to Port Lavaca (Texas) | 4,816.71 mi (7,751.74 km) |
| Porthcawl to Port Neches (Texas) | 4,638.81 mi (7,465.44 km) |
| Porthcawl to Port Orange (Florida) | 4,145.55 mi (6,671.61 km) |
| Porthcawl to Port Orchard (Washington) | 4,704.11 mi (7,570.54 km) |
| Porthcawl to Port Royal (South Carolina) | 3,974.53 mi (6,396.38 km) |
| Porthcawl to Port Salerno (Florida) | 4,207.71 mi (6,771.65 km) |
| Porthcawl to Port St. John (Florida) | 4,168.14 mi (6,707.98 km) |
| Porthcawl to Port St. Lucie (Florida) | 4,209.54 mi (6,774.59 km) |
| Porthcawl to Port Washington (New York) | 3,296.94 mi (5,305.91 km) |
| Porthcawl to Port Washington (Wisconsin) | 3,753.46 mi (6,040.61 km) |
| Porthcawl to Port Wentworth (Georgia) | 4,003.07 mi (6,442.32 km) |
| Porthcawl to Portage (Indiana) | 3,807.17 mi (6,127.05 km) |
