| Euclid to Racale | 4,884.51 mi (7,860.85 km) |
| Euclid to Racconigi | 4,259.60 mi (6,855.17 km) |
| Euclid to Raffadali | 4,799.08 mi (7,723.37 km) |
| Euclid to Ragusa | 4,871.50 mi (7,839.93 km) |
| Euclid to Ramacca | 4,850.74 mi (7,806.51 km) |
| Euclid to Randazzo | 4,840.38 mi (7,789.85 km) |
| Euclid to Rapallo | 4,339.49 mi (6,983.73 km) |
| Euclid to Ravanusa | 4,823.84 mi (7,763.23 km) |
| Euclid to Ravenna | 4,459.18 mi (7,176.35 km) |
| Euclid to Recanati | 4,554.35 mi (7,329.52 km) |
| Euclid to Recco | 4,335.40 mi (6,977.15 km) |
| Euclid to Reggello | 4,460.21 mi (7,178.01 km) |
| Euclid to Reggio di Calabria | 4,860.66 mi (7,822.48 km) |
| Euclid to Reggio Emilia | 4,384.10 mi (7,055.52 km) |
| Euclid to Reggiolo | 4,383.38 mi (7,054.37 km) |
