| Gahanna to Rancho Cordova (California) | 2,039.08 mi (3,281.59 km) |
| Gahanna to Rancho Cucamonga (California) | 1,943.11 mi (3,127.13 km) |
| Gahanna to Rancho Mirage (California) | 1,892.47 mi (3,045.63 km) |
| Gahanna to Rancho Palos Verdes (California) | 1,995.08 mi (3,210.77 km) |
| Gahanna to Rancho San Diego (California) | 1,946.50 mi (3,132.59 km) |
| Gahanna to Rancho Santa Margarita (California) | 1,957.99 mi (3,151.08 km) |
| Gahanna to Randallstown (Maryland) | 325.30 mi (523.52 km) |
| Gahanna to Rantoul (Illinois) | 280.00 mi (450.61 km) |
| Gahanna to Rapid City (South Dakota) | 1,078.10 mi (1,735.04 km) |
| Gahanna to Ravenna (Ohio) | 115.75 mi (186.28 km) |
| Gahanna to Raymondville (Texas) | 1,268.74 mi (2,041.85 km) |
| Gahanna to Raymore (Missouri) | 624.20 mi (1,004.55 km) |
| Gahanna to Raytown (Missouri) | 622.01 mi (1,001.04 km) |
| Gahanna to Reading (Ohio) | 100.20 mi (161.25 km) |
| Gahanna to Reading (Pennsylvania) | 366.73 mi (590.20 km) |
