| Dorchester to Portage (Michigan) | 3,789.22 mi (6,098.16 km) |
| Dorchester to Portage (Wisconsin) | 3,879.41 mi (6,243.31 km) |
| Dorchester to Portales (New Mexico) | 4,863.75 mi (7,827.45 km) |
| Dorchester to Porterville (California) | 5,313.89 mi (8,551.87 km) |
| Dorchester to Portland (Maine) | 3,108.13 mi (5,002.05 km) |
| Dorchester to Portland (Oregon) | 4,890.27 mi (7,870.12 km) |
| Dorchester to Portland (Tennessee) | 4,082.37 mi (6,569.93 km) |
| Dorchester to Portland (Texas) | 4,952.29 mi (7,969.94 km) |
| Dorchester to Portsmouth (New Hampshire) | 3,153.44 mi (5,074.97 km) |
| Dorchester to Portsmouth (Ohio) | 3,836.91 mi (6,174.91 km) |
| Dorchester to Portsmouth (Virginia) | 3,648.51 mi (5,871.70 km) |
| Dorchester to Post Falls (Idaho) | 4,606.47 mi (7,413.40 km) |
| Dorchester to Potomac (Maryland) | 3,588.19 mi (5,774.63 km) |
| Dorchester to Potomac Park (California) | 5,351.05 mi (8,611.69 km) |
| Dorchester to Pottstown (Pennsylvania) | 3,470.45 mi (5,585.16 km) |
