| Gahanna to Crawfordsville (Indiana) | 213.39 mi (343.41 km) |
| Gahanna to Crest Hill (Illinois) | 294.55 mi (474.03 km) |
| Gahanna to Crestview (Florida) | 674.11 mi (1,084.88 km) |
| Gahanna to Crestwood (Illinois) | 278.34 mi (447.95 km) |
| Gahanna to Crestwood (Missouri) | 414.30 mi (666.75 km) |
| Gahanna to Creve Coeur (Missouri) | 415.65 mi (668.93 km) |
| Gahanna to Crofton (Maryland) | 336.83 mi (542.07 km) |
| Gahanna to Crossville (Tennessee) | 305.07 mi (490.96 km) |
| Gahanna to Crowley (Louisiana) | 863.81 mi (1,390.16 km) |
| Gahanna to Crowley (Texas) | 955.28 mi (1,537.37 km) |
| Gahanna to Crown Point (Indiana) | 253.53 mi (408.02 km) |
| Gahanna to Crystal (Minnesota) | 636.04 mi (1,023.60 km) |
| Gahanna to Crystal Lake (Illinois) | 322.96 mi (519.75 km) |
| Gahanna to Cudahy (California) | 1,979.98 mi (3,186.47 km) |
| Gahanna to Cudahy (Wisconsin) | 328.13 mi (528.07 km) |
