| Havre de Grace to Princeton (Florida) | 999.16 mi (1,607.99 km) |
| Havre de Grace to Princeton (New Jersey) | 94.75 mi (152.49 km) |
| Havre de Grace to Princeton (Texas) | 1,213.45 mi (1,952.86 km) |
| Havre de Grace to Princeton Meadows (New Jersey) | 98.45 mi (158.43 km) |
| Havre de Grace to Prineville (Oregon) | 2,294.73 mi (3,693.02 km) |
| Havre de Grace to Prior Lake (Minnesota) | 954.74 mi (1,536.50 km) |
| Havre de Grace to Progress (Pennsylvania) | 64.06 mi (103.10 km) |
| Havre de Grace to Prospect Heights (Illinois) | 641.71 mi (1,032.74 km) |
| Havre de Grace to Prosper (Texas) | 1,227.21 mi (1,975.01 km) |
| Havre de Grace to Providence (Rhode Island) | 291.89 mi (469.75 km) |
| Havre de Grace to Provo (Utah) | 1,871.36 mi (3,011.66 km) |
| Havre de Grace to Prunedale (California) | 2,454.37 mi (3,949.93 km) |
| Havre de Grace to Pueblo (Colorado) | 1,528.26 mi (2,459.50 km) |
| Havre de Grace to Pueblo West (Colorado) | 1,533.14 mi (2,467.35 km) |
| Havre de Grace to Pullman (Washington) | 2,102.99 mi (3,384.44 km) |
