| Gretna to Racale | 5,768.76 mi (9,283.92 km) |
| Gretna to Racconigi | 5,142.98 mi (8,276.83 km) |
| Gretna to Raffadali | 5,657.73 mi (9,105.23 km) |
| Gretna to Ragusa | 5,731.16 mi (9,223.42 km) |
| Gretna to Ramacca | 5,712.80 mi (9,193.86 km) |
| Gretna to Randazzo | 5,705.86 mi (9,182.70 km) |
| Gretna to Rapallo | 5,223.97 mi (8,407.17 km) |
| Gretna to Ravanusa | 5,683.06 mi (9,146.00 km) |
| Gretna to Ravenna | 5,350.11 mi (8,610.17 km) |
| Gretna to Recanati | 5,443.48 mi (8,760.43 km) |
| Gretna to Recco | 5,219.80 mi (8,400.45 km) |
| Gretna to Reggello | 5,346.32 mi (8,604.06 km) |
| Gretna to Reggio di Calabria | 5,729.38 mi (9,220.54 km) |
| Gretna to Reggio Emilia | 5,273.17 mi (8,486.34 km) |
| Gretna to Reggiolo | 5,273.83 mi (8,487.42 km) |
