| Irun to Portage (Michigan) | 4,057.37 mi (6,529.71 km) |
| Irun to Portage (Wisconsin) | 4,172.02 mi (6,714.22 km) |
| Irun to Portales (New Mexico) | 5,157.25 mi (8,299.80 km) |
| Irun to Porterville (California) | 5,682.87 mi (9,145.69 km) |
| Irun to Portland (Maine) | 3,328.39 mi (5,356.52 km) |
| Irun to Portland (Oregon) | 5,305.81 mi (8,538.88 km) |
| Irun to Portland (Tennessee) | 4,314.10 mi (6,942.87 km) |
| Irun to Portland (Texas) | 5,181.13 mi (8,338.22 km) |
| Irun to Portsmouth (New Hampshire) | 3,369.79 mi (5,423.16 km) |
| Irun to Portsmouth (Ohio) | 4,068.31 mi (6,547.31 km) |
| Irun to Portsmouth (Virginia) | 3,834.42 mi (6,170.90 km) |
| Irun to Post Falls (Idaho) | 5,012.87 mi (8,067.44 km) |
| Irun to Potomac (Maryland) | 3,796.00 mi (6,109.08 km) |
| Irun to Potomac Park (California) | 5,717.04 mi (9,200.69 km) |
| Irun to Pottstown (Pennsylvania) | 3,681.84 mi (5,925.36 km) |
