| Johnstown to Port Chester (New York) | 279.15 mi (449.24 km) |
| Johnstown to Port Hueneme (California) | 2,236.50 mi (3,599.31 km) |
| Johnstown to Port Huron (Michigan) | 258.20 mi (415.53 km) |
| Johnstown to Port Lavaca (Texas) | 1,288.66 mi (2,073.89 km) |
| Johnstown to Port Neches (Texas) | 1,107.11 mi (1,781.73 km) |
| Johnstown to Port Orange (Florida) | 784.06 mi (1,261.82 km) |
| Johnstown to Port Orchard (Washington) | 2,202.10 mi (3,543.94 km) |
| Johnstown to Port Royal (South Carolina) | 559.53 mi (900.48 km) |
| Johnstown to Port Salerno (Florida) | 913.53 mi (1,470.19 km) |
| Johnstown to Port St. John (Florida) | 825.78 mi (1,328.97 km) |
| Johnstown to Port St. Lucie (Florida) | 905.32 mi (1,456.97 km) |
| Johnstown to Port Washington (New York) | 277.27 mi (446.22 km) |
| Johnstown to Port Washington (Wisconsin) | 507.15 mi (816.18 km) |
| Johnstown to Port Wentworth (Georgia) | 575.91 mi (926.83 km) |
| Johnstown to Portage (Indiana) | 439.54 mi (707.37 km) |
