| Marshalltown to Redondela | 4,121.97 mi (6,633.68 km) |
| Marshalltown to Reinosa | 4,288.88 mi (6,902.28 km) |
| Marshalltown to Requena | 4,555.89 mi (7,332.00 km) |
| Marshalltown to Reus | 4,582.89 mi (7,375.45 km) |
| Marshalltown to Rianxo | 4,100.20 mi (6,598.64 km) |
| Marshalltown to Ribadeo | 4,145.58 mi (6,671.67 km) |
| Marshalltown to Rincon de la Victoria | 4,525.96 mi (7,283.82 km) |
| Marshalltown to Ripoll | 4,585.44 mi (7,379.56 km) |
| Marshalltown to Ripollet | 4,612.85 mi (7,423.67 km) |
| Marshalltown to Rojales | 4,629.05 mi (7,449.74 km) |
| Marshalltown to Ronda | 4,485.23 mi (7,218.28 km) |
| Marshalltown to Roquetas de Mar | 4,599.13 mi (7,401.59 km) |
| Marshalltown to Rosas | 4,623.46 mi (7,440.74 km) |
| Marshalltown to Rubi | 4,607.80 mi (7,415.53 km) |
| Marshalltown to Rute | 4,498.31 mi (7,239.32 km) |
