| Ostend to Portage (Michigan) | 3,980.13 mi (6,405.41 km) |
| Ostend to Portage (Wisconsin) | 4,061.67 mi (6,536.62 km) |
| Ostend to Portales (New Mexico) | 5,042.34 mi (8,114.86 km) |
| Ostend to Porterville (California) | 5,457.43 mi (8,782.88 km) |
| Ostend to Portland (Maine) | 3,315.13 mi (5,335.19 km) |
| Ostend to Portland (Oregon) | 5,006.98 mi (8,057.95 km) |
| Ostend to Portland (Tennessee) | 4,283.08 mi (6,892.96 km) |
| Ostend to Portland (Texas) | 5,151.41 mi (8,290.40 km) |
| Ostend to Portsmouth (New Hampshire) | 3,361.22 mi (5,409.37 km) |
| Ostend to Portsmouth (Ohio) | 4,038.48 mi (6,499.31 km) |
| Ostend to Portsmouth (Virginia) | 3,861.56 mi (6,214.58 km) |
| Ostend to Post Falls (Idaho) | 4,730.43 mi (7,612.89 km) |
| Ostend to Potomac (Maryland) | 3,796.51 mi (6,109.90 km) |
| Ostend to Potomac Park (California) | 5,496.05 mi (8,845.04 km) |
| Ostend to Pottstown (Pennsylvania) | 3,678.31 mi (5,919.66 km) |
