| Havre de Grace to Point Pleasant (New Jersey) | 114.50 mi (184.26 km) |
| Havre de Grace to Pomona (California) | 2,314.20 mi (3,724.34 km) |
| Havre de Grace to Pompano Beach (Florida) | 948.08 mi (1,525.79 km) |
| Havre de Grace to Pompton Lakes (New Jersey) | 139.24 mi (224.09 km) |
| Havre de Grace to Pompton Plains (New Jersey) | 136.76 mi (220.09 km) |
| Havre de Grace to Ponca City (Oklahoma) | 1,152.58 mi (1,854.89 km) |
| Havre de Grace to Ponce (Puerto Rico) | 1,592.75 mi (2,563.28 km) |
| Havre de Grace to Pontiac (Illinois) | 666.75 mi (1,073.02 km) |
| Havre de Grace to Pontiac (Michigan) | 430.37 mi (692.61 km) |
| Havre de Grace to Pooler (Georgia) | 589.22 mi (948.26 km) |
| Havre de Grace to Poplar Bluff (Missouri) | 799.38 mi (1,286.48 km) |
| Havre de Grace to Poquoson (Virginia) | 167.46 mi (269.50 km) |
| Havre de Grace to Port Angeles (Washington) | 2,392.43 mi (3,850.24 km) |
| Havre de Grace to Port Arthur (Texas) | 1,209.76 mi (1,946.92 km) |
| Havre de Grace to Port Charlotte (Florida) | 933.61 mi (1,502.49 km) |
