| Naugatuck to Ratingen | 3,675.20 mi (5,914.67 km) |
| Naugatuck to Ratzeburg | 3,760.30 mi (6,051.62 km) |
| Naugatuck to Raubling | 3,992.23 mi (6,424.87 km) |
| Naugatuck to Rauenberg | 3,807.28 mi (6,127.23 km) |
| Naugatuck to Raunheim | 3,775.12 mi (6,075.46 km) |
| Naugatuck to Ravensburg | 3,889.63 mi (6,259.76 km) |
| Naugatuck to Recke | 3,680.75 mi (5,923.59 km) |
| Naugatuck to Recklinghausen | 3,679.91 mi (5,922.25 km) |
| Naugatuck to Regen | 3,995.62 mi (6,430.32 km) |
| Naugatuck to Regensburg | 3,951.86 mi (6,359.90 km) |
| Naugatuck to Regenstauf | 3,950.27 mi (6,357.35 km) |
| Naugatuck to Rehau | 3,910.51 mi (6,293.36 km) |
| Naugatuck to Rehburg-Loccum | 3,736.26 mi (6,012.93 km) |
| Naugatuck to Rehlingen-Siersburg | 3,721.53 mi (5,989.22 km) |
| Naugatuck to Reichelsheim | 3,799.64 mi (6,114.93 km) |
