| Ruislip to Portage (Michigan) | 3,840.89 mi (6,181.32 km) |
| Ruislip to Portage (Wisconsin) | 3,925.42 mi (6,317.36 km) |
| Ruislip to Portales (New Mexico) | 4,907.65 mi (7,898.10 km) |
| Ruislip to Porterville (California) | 5,337.40 mi (8,589.71 km) |
| Ruislip to Portland (Maine) | 3,171.15 mi (5,103.47 km) |
| Ruislip to Portland (Oregon) | 4,899.36 mi (7,884.76 km) |
| Ruislip to Portland (Tennessee) | 4,140.87 mi (6,664.09 km) |
| Ruislip to Portland (Texas) | 5,009.77 mi (8,062.45 km) |
| Ruislip to Portsmouth (New Hampshire) | 3,217.06 mi (5,177.35 km) |
| Ruislip to Portsmouth (Ohio) | 3,896.00 mi (6,270.00 km) |
| Ruislip to Portsmouth (Virginia) | 3,716.33 mi (5,980.85 km) |
| Ruislip to Post Falls (Idaho) | 4,619.22 mi (7,433.92 km) |
| Ruislip to Potomac (Maryland) | 3,652.27 mi (5,877.77 km) |
| Ruislip to Potomac Park (California) | 5,375.38 mi (8,650.84 km) |
| Ruislip to Pottstown (Pennsylvania) | 3,534.16 mi (5,687.69 km) |
