| Havre de Grace to Cadillac (Michigan) | 577.66 mi (929.65 km) |
| Havre de Grace to Caguas (Puerto Rico) | 1,591.28 mi (2,560.92 km) |
| Havre de Grace to Cahokia (Illinois) | 756.88 mi (1,218.08 km) |
| Havre de Grace to Calabasas (California) | 2,360.32 mi (3,798.57 km) |
| Havre de Grace to Caldwell (Idaho) | 2,092.93 mi (3,368.25 km) |
| Havre de Grace to Caledonia (Wisconsin) | 650.93 mi (1,047.58 km) |
| Havre de Grace to Calera (Alabama) | 738.69 mi (1,188.81 km) |
| Havre de Grace to Calexico (California) | 2,230.05 mi (3,588.93 km) |
| Havre de Grace to Calhoun (Georgia) | 598.71 mi (963.54 km) |
| Havre de Grace to California (Maryland) | 88.83 mi (142.95 km) |
| Havre de Grace to California City (California) | 2,292.77 mi (3,689.86 km) |
| Havre de Grace to Callaway (Florida) | 841.37 mi (1,354.05 km) |
| Havre de Grace to Calumet City (Illinois) | 616.33 mi (991.89 km) |
| Havre de Grace to Calverton (Maryland) | 56.00 mi (90.13 km) |
| Havre de Grace to Camano (Washington) | 2,346.78 mi (3,776.77 km) |
