| Irmo to Racale | 5,186.87 mi (8,347.47 km) |
| Irmo to Racconigi | 4,561.90 mi (7,341.67 km) |
| Irmo to Raffadali | 5,068.77 mi (8,157.40 km) |
| Irmo to Ragusa | 5,142.33 mi (8,275.78 km) |
| Irmo to Ramacca | 5,124.49 mi (8,247.08 km) |
| Irmo to Randazzo | 5,118.35 mi (8,237.19 km) |
| Irmo to Rapallo | 4,643.16 mi (7,472.44 km) |
| Irmo to Ravanusa | 5,094.19 mi (8,198.30 km) |
| Irmo to Ravenna | 4,771.79 mi (7,679.46 km) |
| Irmo to Recanati | 4,864.17 mi (7,828.12 km) |
| Irmo to Recco | 4,638.96 mi (7,465.68 km) |
| Irmo to Reggello | 4,765.92 mi (7,670.01 km) |
| Irmo to Reggio di Calabria | 5,142.65 mi (8,276.29 km) |
| Irmo to Reggio Emilia | 4,694.17 mi (7,554.53 km) |
| Irmo to Reggiolo | 4,695.45 mi (7,556.60 km) |
