| Westbrook to Portage (Indiana) | 865.96 mi (1,393.63 km) |
| Westbrook to Portage (Michigan) | 776.36 mi (1,249.43 km) |
| Westbrook to Portage (Wisconsin) | 953.85 mi (1,535.08 km) |
| Westbrook to Portales (New Mexico) | 1,876.79 mi (3,020.40 km) |
| Westbrook to Porterville (California) | 2,596.01 mi (4,177.87 km) |
| Westbrook to Portland (Maine) | 4.30 mi (6.92 km) |
| Westbrook to Portland (Oregon) | 2,529.11 mi (4,070.21 km) |
| Westbrook to Portland (Tennessee) | 982.51 mi (1,581.20 km) |
| Westbrook to Portland (Texas) | 1,850.74 mi (2,978.47 km) |
| Westbrook to Portsmouth (New Hampshire) | 49.02 mi (78.89 km) |
| Westbrook to Portsmouth (Ohio) | 736.92 mi (1,185.96 km) |
| Westbrook to Portsmouth (Virginia) | 568.81 mi (915.42 km) |
| Westbrook to Post Falls (Idaho) | 2,230.50 mi (3,589.64 km) |
| Westbrook to Potomac (Maryland) | 479.77 mi (772.12 km) |
| Westbrook to Potomac Park (California) | 2,614.91 mi (4,208.29 km) |
