| Hartlepool to Caguas (Puerto Rico) | 4,196.59 mi (6,753.75 km) |
| Hartlepool to Cahokia (Illinois) | 4,068.14 mi (6,547.04 km) |
| Hartlepool to Calabasas (California) | 5,269.75 mi (8,480.85 km) |
| Hartlepool to Caldwell (Idaho) | 4,660.33 mi (7,500.08 km) |
| Hartlepool to Caledonia (Wisconsin) | 3,773.39 mi (6,072.68 km) |
| Hartlepool to Calera (Alabama) | 4,220.04 mi (6,791.50 km) |
| Hartlepool to Calexico (California) | 5,256.47 mi (8,459.47 km) |
| Hartlepool to Calhoun (Georgia) | 4,080.64 mi (6,567.15 km) |
| Hartlepool to California (Maryland) | 3,566.20 mi (5,739.24 km) |
| Hartlepool to California City (California) | 5,185.97 mi (8,346.01 km) |
| Hartlepool to Callaway (Florida) | 4,330.93 mi (6,969.96 km) |
| Hartlepool to Calumet City (Illinois) | 3,819.74 mi (6,147.27 km) |
| Hartlepool to Calverton (Maryland) | 3,546.97 mi (5,708.30 km) |
| Hartlepool to Camano (Washington) | 4,553.67 mi (7,328.43 km) |
| Hartlepool to Camarillo (California) | 5,275.67 mi (8,490.38 km) |
