| Merrillville to Ratingen | 4,223.83 mi (6,797.60 km) |
| Merrillville to Ratzeburg | 4,274.82 mi (6,879.66 km) |
| Merrillville to Raubling | 4,554.31 mi (7,329.46 km) |
| Merrillville to Rauenberg | 4,368.19 mi (7,029.93 km) |
| Merrillville to Raunheim | 4,330.37 mi (6,969.06 km) |
| Merrillville to Ravensburg | 4,459.98 mi (7,177.64 km) |
| Merrillville to Recke | 4,216.93 mi (6,786.49 km) |
| Merrillville to Recklinghausen | 4,225.02 mi (6,799.51 km) |
| Merrillville to Regen | 4,544.61 mi (7,313.84 km) |
| Merrillville to Regensburg | 4,503.97 mi (7,248.44 km) |
| Merrillville to Regenstauf | 4,501.35 mi (7,244.22 km) |
| Merrillville to Rehau | 4,452.40 mi (7,165.44 km) |
| Merrillville to Rehburg-Loccum | 4,267.26 mi (6,867.49 km) |
| Merrillville to Rehlingen-Siersburg | 4,287.77 mi (6,900.50 km) |
| Merrillville to Reichelsheim | 4,356.30 mi (7,010.79 km) |
