| Omagh to Port Chester (New York) | 3,093.13 mi (4,977.90 km) |
| Omagh to Port Hueneme (California) | 5,100.16 mi (8,207.92 km) |
| Omagh to Port Huron (Michigan) | 3,342.10 mi (5,378.59 km) |
| Omagh to Port Lavaca (Texas) | 4,605.48 mi (7,411.81 km) |
| Omagh to Port Neches (Texas) | 4,430.20 mi (7,129.72 km) |
| Omagh to Port Orange (Florida) | 3,967.86 mi (6,385.65 km) |
| Omagh to Port Orchard (Washington) | 4,443.92 mi (7,151.80 km) |
| Omagh to Port Royal (South Carolina) | 3,788.85 mi (6,097.56 km) |
| Omagh to Port Salerno (Florida) | 4,037.42 mi (6,497.59 km) |
| Omagh to Port St. John (Florida) | 3,992.66 mi (6,425.57 km) |
| Omagh to Port St. Lucie (Florida) | 4,038.36 mi (6,499.11 km) |
| Omagh to Port Washington (New York) | 3,101.57 mi (4,991.49 km) |
| Omagh to Port Washington (Wisconsin) | 3,527.20 mi (5,676.48 km) |
| Omagh to Port Wentworth (Georgia) | 3,816.66 mi (6,142.33 km) |
| Omagh to Portage (Indiana) | 3,585.91 mi (5,770.96 km) |
