| Merrillville to Redondela | 3,893.20 mi (6,265.51 km) |
| Merrillville to Reinosa | 4,068.67 mi (6,547.89 km) |
| Merrillville to Requena | 4,329.38 mi (6,967.46 km) |
| Merrillville to Reus | 4,364.79 mi (7,024.45 km) |
| Merrillville to Rianxo | 3,872.35 mi (6,231.94 km) |
| Merrillville to Ribadeo | 3,923.04 mi (6,313.53 km) |
| Merrillville to Rincon de la Victoria | 4,286.98 mi (6,899.22 km) |
| Merrillville to Ripoll | 4,372.30 mi (7,036.54 km) |
| Merrillville to Ripollet | 4,397.47 mi (7,077.04 km) |
| Merrillville to Rojales | 4,399.12 mi (7,079.70 km) |
| Merrillville to Ronda | 4,245.04 mi (6,831.74 km) |
| Merrillville to Roquetas de Mar | 4,362.72 mi (7,021.12 km) |
| Merrillville to Rosas | 4,412.10 mi (7,100.58 km) |
| Merrillville to Rubi | 4,392.20 mi (7,068.56 km) |
| Merrillville to Rute | 4,260.82 mi (6,857.13 km) |
