| Hartlepool to Castle Rock (Colorado) | 4,535.96 mi (7,299.92 km) |
| Hartlepool to Castro Valley (California) | 5,158.19 mi (8,301.30 km) |
| Hartlepool to Catalina Foothills (Arizona) | 5,129.38 mi (8,254.95 km) |
| Hartlepool to Cataño (Puerto Rico) | 4,189.37 mi (6,742.13 km) |
| Hartlepool to Cathedral City (California) | 5,219.91 mi (8,400.64 km) |
| Hartlepool to Catonsville (Maryland) | 3,529.09 mi (5,679.52 km) |
| Hartlepool to Cave Spring (Virginia) | 3,754.02 mi (6,041.51 km) |
| Hartlepool to Cayce (South Carolina) | 3,958.66 mi (6,370.85 km) |
| Hartlepool to Cayey (Puerto Rico) | 4,207.94 mi (6,772.02 km) |
| Hartlepool to Cedar City (Utah) | 4,894.04 mi (7,876.20 km) |
| Hartlepool to Cedar Falls (Iowa) | 3,949.51 mi (6,356.13 km) |
| Hartlepool to Cedar Hill (Texas) | 4,629.64 mi (7,450.69 km) |
| Hartlepool to Cedar Lake (Indiana) | 3,827.70 mi (6,160.08 km) |
| Hartlepool to Cedar Mill (Oregon) | 4,716.70 mi (7,590.80 km) |
| Hartlepool to Cedar Park (Texas) | 4,773.32 mi (7,681.92 km) |
