| University of California-Santa Barbara to Rhondda | 5,360.76 mi (8,627.31 km) |
| University of California-Santa Barbara to Rhosllanerchrugog | 5,309.37 mi (8,544.61 km) |
| University of California-Santa Barbara to Rhyl | 5,281.96 mi (8,500.50 km) |
| University of California-Santa Barbara to Rhymney | 5,358.65 mi (8,623.91 km) |
| University of California-Santa Barbara to Richmond | 5,467.75 mi (8,799.49 km) |
| University of California-Santa Barbara to Rickmansworth | 5,453.98 mi (8,777.33 km) |
| University of California-Santa Barbara to Ripley | 5,358.82 mi (8,624.18 km) |
| University of California-Santa Barbara to Ripon | 5,305.05 mi (8,537.65 km) |
| University of California-Santa Barbara to Risca | 5,371.70 mi (8,644.91 km) |
| University of California-Santa Barbara to Rochdale | 5,309.68 mi (8,545.11 km) |
| University of California-Santa Barbara to Rochester | 5,496.70 mi (8,846.08 km) |
| University of California-Santa Barbara to Rock Ferry | 5,294.39 mi (8,520.49 km) |
| University of California-Santa Barbara to Rogerstone | 5,373.70 mi (8,648.13 km) |
| University of California-Santa Barbara to Romford | 5,477.11 mi (8,814.56 km) |
| University of California-Santa Barbara to Romsey | 5,451.58 mi (8,773.47 km) |
