| Havre de Grace to Parma Heights (Ohio) | 322.89 mi (519.64 km) |
| Havre de Grace to Parole (Maryland) | 45.31 mi (72.92 km) |
| Havre de Grace to Parsippany (New Jersey) | 127.79 mi (205.66 km) |
| Havre de Grace to Pasadena (California) | 2,331.61 mi (3,752.36 km) |
| Havre de Grace to Pasadena (Maryland) | 35.87 mi (57.73 km) |
| Havre de Grace to Pasadena (Texas) | 1,276.06 mi (2,053.62 km) |
| Havre de Grace to Pasadena Hills (Florida) | 852.97 mi (1,372.72 km) |
| Havre de Grace to Pascagoula (Mississippi) | 946.09 mi (1,522.59 km) |
| Havre de Grace to Pasco (Washington) | 2,197.72 mi (3,536.90 km) |
| Havre de Grace to Passaic (New Jersey) | 138.46 mi (222.83 km) |
| Havre de Grace to Pataskala (Ohio) | 351.88 mi (566.29 km) |
| Havre de Grace to Patchogue (New York) | 183.75 mi (295.71 km) |
| Havre de Grace to Paterson (New Jersey) | 139.71 mi (224.84 km) |
| Havre de Grace to Patterson (California) | 2,413.68 mi (3,884.44 km) |
| Havre de Grace to Pawtucket (Rhode Island) | 295.69 mi (475.86 km) |
