| Diamond Bar to Rochefort | 5,656.74 mi (9,103.65 km) |
| Diamond Bar to Rodez | 5,857.73 mi (9,427.10 km) |
| Diamond Bar to Rognac | 5,993.38 mi (9,645.42 km) |
| Diamond Bar to Roissy-en-Brie | 5,647.43 mi (9,088.67 km) |
| Diamond Bar to Romainville | 5,635.84 mi (9,070.01 km) |
| Diamond Bar to Romans-sur-Isere | 5,909.96 mi (9,511.16 km) |
| Diamond Bar to Rombas | 5,735.46 mi (9,230.33 km) |
| Diamond Bar to Romilly-sur-Seine | 5,695.86 mi (9,166.59 km) |
| Diamond Bar to Ronchin | 5,574.69 mi (8,971.60 km) |
| Diamond Bar to Roncq | 5,568.59 mi (8,961.77 km) |
| Diamond Bar to Roquebrune-sur-Argens | 6,044.26 mi (9,727.29 km) |
| Diamond Bar to Roquevaire | 6,013.25 mi (9,677.39 km) |
| Diamond Bar to Rosny-sous-Bois | 5,638.26 mi (9,073.90 km) |
| Diamond Bar to Roubaix | 5,573.56 mi (8,969.78 km) |
| Diamond Bar to Rouen | 5,565.05 mi (8,956.09 km) |
