| Tring to Portage (Michigan) | 3,825.45 mi (6,156.46 km) |
| Tring to Portage (Wisconsin) | 3,909.44 mi (6,291.64 km) |
| Tring to Portales (New Mexico) | 4,891.45 mi (7,872.03 km) |
| Tring to Porterville (California) | 5,319.92 mi (8,561.58 km) |
| Tring to Portland (Maine) | 3,157.06 mi (5,080.80 km) |
| Tring to Portland (Oregon) | 4,881.44 mi (7,855.92 km) |
| Tring to Portland (Tennessee) | 4,126.17 mi (6,640.43 km) |
| Tring to Portland (Texas) | 4,994.91 mi (8,038.54 km) |
| Tring to Portsmouth (New Hampshire) | 3,203.05 mi (5,154.81 km) |
| Tring to Portsmouth (Ohio) | 3,881.38 mi (6,246.47 km) |
| Tring to Portsmouth (Virginia) | 3,702.88 mi (5,959.22 km) |
| Tring to Post Falls (Idaho) | 4,601.39 mi (7,405.21 km) |
| Tring to Potomac (Maryland) | 3,638.30 mi (5,855.29 km) |
| Tring to Potomac Park (California) | 5,357.94 mi (8,622.77 km) |
| Tring to Pottstown (Pennsylvania) | 3,520.15 mi (5,665.13 km) |
