| Havre de Grace to Pell City (Alabama) | 698.25 mi (1,123.73 km) |
| Havre de Grace to Pella (Iowa) | 891.01 mi (1,433.95 km) |
| Havre de Grace to Pembroke Pines (Florida) | 966.51 mi (1,555.45 km) |
| Havre de Grace to Pendleton (Oregon) | 2,185.59 mi (3,517.37 km) |
| Havre de Grace to Pensacola (Florida) | 886.86 mi (1,427.26 km) |
| Havre de Grace to Peoria (Arizona) | 2,030.39 mi (3,267.59 km) |
| Havre de Grace to Peoria (Illinois) | 717.12 mi (1,154.09 km) |
| Havre de Grace to Perris (California) | 2,292.46 mi (3,689.35 km) |
| Havre de Grace to Perry (Georgia) | 647.63 mi (1,042.25 km) |
| Havre de Grace to Perry Hall (Maryland) | 21.70 mi (34.92 km) |
| Havre de Grace to Perrysburg (Ohio) | 418.25 mi (673.10 km) |
| Havre de Grace to Perth Amboy (New Jersey) | 118.36 mi (190.48 km) |
| Havre de Grace to Peru (Indiana) | 532.35 mi (856.73 km) |
| Havre de Grace to Petal (Mississippi) | 929.15 mi (1,495.32 km) |
| Havre de Grace to Petaluma (California) | 2,474.57 mi (3,982.44 km) |
