| Ukiah to Ratingen | 5,499.46 mi (8,850.52 km) |
| Ukiah to Ratzeburg | 5,461.32 mi (8,789.15 km) |
| Ukiah to Raubling | 5,833.33 mi (9,387.84 km) |
| Ukiah to Rauenberg | 5,661.03 mi (9,110.55 km) |
| Ukiah to Raunheim | 5,612.42 mi (9,032.31 km) |
| Ukiah to Ravensburg | 5,768.76 mi (9,283.92 km) |
| Ukiah to Recke | 5,462.59 mi (8,791.18 km) |
| Ukiah to Recklinghausen | 5,491.83 mi (8,838.24 km) |
| Ukiah to Regen | 5,790.60 mi (9,319.08 km) |
| Ukiah to Regensburg | 5,761.82 mi (9,272.75 km) |
| Ukiah to Regenstauf | 5,756.76 mi (9,264.61 km) |
| Ukiah to Rehau | 5,689.02 mi (9,155.59 km) |
| Ukiah to Rehburg-Loccum | 5,495.07 mi (8,843.46 km) |
| Ukiah to Rehlingen-Siersburg | 5,601.37 mi (9,014.53 km) |
| Ukiah to Reichelsheim | 5,639.48 mi (9,075.86 km) |
