| Northport to Cadillac (Michigan) | 768.36 mi (1,236.55 km) |
| Northport to Caguas (Puerto Rico) | 1,690.19 mi (2,720.09 km) |
| Northport to Cahokia (Illinois) | 393.99 mi (634.06 km) |
| Northport to Calabasas (California) | 1,780.13 mi (2,864.83 km) |
| Northport to Caldwell (Idaho) | 1,716.72 mi (2,762.79 km) |
| Northport to Caledonia (Wisconsin) | 659.32 mi (1,061.07 km) |
| Northport to Calera (Alabama) | 50.25 mi (80.87 km) |
| Northport to Calexico (California) | 1,612.61 mi (2,595.24 km) |
| Northport to Calhoun (Georgia) | 174.77 mi (281.26 km) |
| Northport to California (Maryland) | 712.44 mi (1,146.57 km) |
| Northport to California City (California) | 1,728.12 mi (2,781.13 km) |
| Northport to Callaway (Florida) | 246.96 mi (397.45 km) |
| Northport to Calumet City (Illinois) | 577.27 mi (929.02 km) |
| Northport to Calverton (Maryland) | 715.83 mi (1,152.02 km) |
| Northport to Camano (Washington) | 2,071.87 mi (3,334.34 km) |
