| Dorchester to Pottsville (Pennsylvania) | 3,475.69 mi (5,593.58 km) |
| Dorchester to Poughkeepsie (New York) | 3,338.51 mi (5,372.81 km) |
| Dorchester to Poulsbo (Washington) | 4,766.23 mi (7,670.50 km) |
| Dorchester to Poway (California) | 5,419.40 mi (8,721.68 km) |
| Dorchester to Powder Springs (Georgia) | 4,135.35 mi (6,655.20 km) |
| Dorchester to Powell (Ohio) | 3,779.16 mi (6,081.97 km) |
| Dorchester to Powell (Tennessee) | 4,006.09 mi (6,447.18 km) |
| Dorchester to Prairie Ridge (Washington) | 4,785.95 mi (7,702.25 km) |
| Dorchester to Prairie Village (Kansas) | 4,290.02 mi (6,904.12 km) |
| Dorchester to Prairieville (Louisiana) | 4,568.55 mi (7,352.37 km) |
| Dorchester to Prattville (Alabama) | 4,276.62 mi (6,882.55 km) |
| Dorchester to Preakness (New Jersey) | 3,382.43 mi (5,443.49 km) |
| Dorchester to Prescott (Arizona) | 5,173.18 mi (8,325.43 km) |
| Dorchester to Prescott Valley (Arizona) | 5,167.95 mi (8,317.01 km) |
| Dorchester to Prichard (Alabama) | 4,428.57 mi (7,127.10 km) |
