| Gahanna to Delaware (Ohio) | 21.12 mi (33.99 km) |
| Gahanna to Delhi (California) | 2,035.96 mi (3,276.56 km) |
| Gahanna to Delray Beach (Florida) | 951.05 mi (1,530.57 km) |
| Gahanna to Deltona (Florida) | 774.01 mi (1,245.65 km) |
| Gahanna to Deming (New Mexico) | 1,482.47 mi (2,385.80 km) |
| Gahanna to Denison (Texas) | 871.15 mi (1,401.98 km) |
| Gahanna to Dent (Ohio) | 111.63 mi (179.65 km) |
| Gahanna to Denton (Texas) | 919.25 mi (1,479.40 km) |
| Gahanna to Dentsville (South Carolina) | 424.32 mi (682.87 km) |
| Gahanna to Denver (Colorado) | 1,164.05 mi (1,873.35 km) |
| Gahanna to Depew (New York) | 293.45 mi (472.26 km) |
| Gahanna to Derby (Connecticut) | 520.04 mi (836.92 km) |
| Gahanna to Derby (Kansas) | 792.61 mi (1,275.59 km) |
| Gahanna to Des Moines (Iowa) | 571.78 mi (920.19 km) |
| Gahanna to Des Moines (Washington) | 2,011.76 mi (3,237.62 km) |
