| Citrus Heights to Ratingen | 5,475.58 mi (8,812.10 km) |
| Citrus Heights to Ratzeburg | 5,443.73 mi (8,760.84 km) |
| Citrus Heights to Raubling | 5,810.76 mi (9,351.51 km) |
| Citrus Heights to Rauenberg | 5,636.63 mi (9,071.28 km) |
| Citrus Heights to Raunheim | 5,588.60 mi (8,993.98 km) |
| Citrus Heights to Ravensburg | 5,743.64 mi (9,243.50 km) |
| Citrus Heights to Recke | 5,440.74 mi (8,756.02 km) |
| Citrus Heights to Recklinghausen | 5,468.57 mi (8,800.81 km) |
| Citrus Heights to Regen | 5,770.30 mi (9,286.40 km) |
| Citrus Heights to Regensburg | 5,740.50 mi (9,238.44 km) |
| Citrus Heights to Regenstauf | 5,735.60 mi (9,230.55 km) |
| Citrus Heights to Rehau | 5,668.92 mi (9,123.25 km) |
| Citrus Heights to Rehburg-Loccum | 5,474.68 mi (8,810.64 km) |
| Citrus Heights to Rehlingen-Siersburg | 5,575.13 mi (8,972.30 km) |
| Citrus Heights to Reichelsheim | 5,615.70 mi (9,037.59 km) |
