| Gahanna to Norton Shores (Michigan) | 278.57 mi (448.32 km) |
| Gahanna to Norwalk (California) | 1,976.18 mi (3,180.36 km) |
| Gahanna to Norwalk (Connecticut) | 500.99 mi (806.27 km) |
| Gahanna to Norwalk (Iowa) | 575.24 mi (925.76 km) |
| Gahanna to Norwalk (Ohio) | 85.29 mi (137.26 km) |
| Gahanna to Norwich (Connecticut) | 573.06 mi (922.24 km) |
| Gahanna to Norwood (Ohio) | 103.60 mi (166.73 km) |
| Gahanna to Novato (California) | 2,116.17 mi (3,405.64 km) |
| Gahanna to Novi (Michigan) | 172.61 mi (277.78 km) |
| Gahanna to O'Fallon (Illinois) | 389.51 mi (626.86 km) |
| Gahanna to O'Fallon (Missouri) | 427.80 mi (688.48 km) |
| Gahanna to Oak Creek (Wisconsin) | 326.95 mi (526.18 km) |
| Gahanna to Oak Forest (Illinois) | 277.94 mi (447.30 km) |
| Gahanna to Oak Grove (Oregon) | 2,031.50 mi (3,269.38 km) |
| Gahanna to Oak Grove (South Carolina) | 428.39 mi (689.43 km) |
