| Mason City to Racale | 5,274.50 mi (8,488.49 km) |
| Mason City to Racconigi | 4,658.95 mi (7,497.85 km) |
| Mason City to Raffadali | 5,223.99 mi (8,407.20 km) |
| Mason City to Ragusa | 5,294.35 mi (8,520.43 km) |
| Mason City to Ramacca | 5,270.98 mi (8,482.82 km) |
| Mason City to Randazzo | 5,256.58 mi (8,459.65 km) |
| Mason City to Rapallo | 4,736.10 mi (7,622.02 km) |
| Mason City to Ravanusa | 5,247.79 mi (8,445.50 km) |
| Mason City to Ravenna | 4,844.06 mi (7,795.75 km) |
| Mason City to Recanati | 4,940.92 mi (7,951.64 km) |
| Mason City to Recco | 4,732.21 mi (7,615.76 km) |
| Mason City to Reggello | 4,852.75 mi (7,809.75 km) |
| Mason City to Reggio di Calabria | 5,272.53 mi (8,485.31 km) |
| Mason City to Reggio Emilia | 4,772.99 mi (7,681.39 km) |
| Mason City to Reggiolo | 4,770.05 mi (7,676.65 km) |
