| Gahanna to Racale | 5,006.03 mi (8,056.42 km) |
| Gahanna to Racconigi | 4,380.73 mi (7,050.10 km) |
| Gahanna to Raffadali | 4,916.88 mi (7,912.95 km) |
| Gahanna to Ragusa | 4,989.49 mi (8,029.81 km) |
| Gahanna to Ramacca | 4,969.06 mi (7,996.92 km) |
| Gahanna to Randazzo | 4,959.19 mi (7,981.05 km) |
| Gahanna to Rapallo | 4,460.81 mi (7,178.98 km) |
| Gahanna to Ravanusa | 4,941.74 mi (7,952.96 km) |
| Gahanna to Ravenna | 4,581.50 mi (7,373.21 km) |
| Gahanna to Recanati | 4,676.44 mi (7,526.01 km) |
| Gahanna to Recco | 4,456.71 mi (7,172.39 km) |
| Gahanna to Reggello | 4,581.82 mi (7,373.73 km) |
| Gahanna to Reggio di Calabria | 4,979.94 mi (8,014.44 km) |
| Gahanna to Reggio Emilia | 4,506.12 mi (7,251.90 km) |
| Gahanna to Reggiolo | 4,505.60 mi (7,251.07 km) |
