| Gahanna to Camarillo (California) | 2,018.07 mi (3,247.76 km) |
| Gahanna to Camas (Washington) | 2,020.82 mi (3,252.20 km) |
| Gahanna to Cambridge (Maryland) | 376.74 mi (606.30 km) |
| Gahanna to Cambridge (Massachusetts) | 631.24 mi (1,015.88 km) |
| Gahanna to Camden (Arkansas) | 709.24 mi (1,141.42 km) |
| Gahanna to Camden (New Jersey) | 410.57 mi (660.75 km) |
| Gahanna to Cameron Park (California) | 2,023.45 mi (3,256.43 km) |
| Gahanna to Camp Pendleton South (California) | 1,958.11 mi (3,151.28 km) |
| Gahanna to Camp Springs (Maryland) | 328.21 mi (528.20 km) |
| Gahanna to Camp Verde (Arizona) | 1,629.74 mi (2,622.81 km) |
| Gahanna to Campbell (California) | 2,100.84 mi (3,380.97 km) |
| Gahanna to Campbellsville (Kentucky) | 228.67 mi (368.01 km) |
| Gahanna to Campton Hills (Illinois) | 318.60 mi (512.74 km) |
| Gahanna to Canby (Oregon) | 2,034.71 mi (3,274.56 km) |
| Gahanna to Candelaria (Puerto Rico) | 1,792.83 mi (2,885.28 km) |
