| Hagerstown to Castle Pines (Colorado) | 1,440.85 mi (2,318.82 km) |
| Hagerstown to Castle Rock (Colorado) | 1,440.91 mi (2,318.92 km) |
| Hagerstown to Castro Valley (California) | 2,371.14 mi (3,815.98 km) |
| Hagerstown to Catalina Foothills (Arizona) | 1,910.38 mi (3,074.46 km) |
| Hagerstown to Cataño (Puerto Rico) | 1,619.88 mi (2,606.95 km) |
| Hagerstown to Cathedral City (California) | 2,165.12 mi (3,484.42 km) |
| Hagerstown to Catonsville (Maryland) | 58.33 mi (93.88 km) |
| Hagerstown to Cave Spring (Virginia) | 207.68 mi (334.22 km) |
| Hagerstown to Cayce (South Carolina) | 434.14 mi (698.68 km) |
| Hagerstown to Cayey (Puerto Rico) | 1,639.96 mi (2,639.26 km) |
| Hagerstown to Cedar City (Utah) | 1,900.92 mi (3,059.24 km) |
| Hagerstown to Cedar Falls (Iowa) | 791.50 mi (1,273.80 km) |
| Hagerstown to Cedar Hill (Texas) | 1,176.18 mi (1,892.87 km) |
| Hagerstown to Cedar Lake (Indiana) | 523.98 mi (843.27 km) |
| Hagerstown to Cedar Mill (Oregon) | 2,298.00 mi (3,698.27 km) |
