| Rancho Santa Margarita to Rhondda | 5,330.66 mi (8,578.86 km) |
| Rancho Santa Margarita to Rhosllanerchrugog | 5,282.25 mi (8,500.96 km) |
| Rancho Santa Margarita to Rhyl | 5,255.03 mi (8,457.15 km) |
| Rancho Santa Margarita to Rhymney | 5,328.94 mi (8,576.10 km) |
| Rancho Santa Margarita to Richmond | 5,440.46 mi (8,755.57 km) |
| Rancho Santa Margarita to Rickmansworth | 5,426.85 mi (8,733.67 km) |
| Rancho Santa Margarita to Ripley | 5,333.35 mi (8,583.20 km) |
| Rancho Santa Margarita to Ripon | 5,281.50 mi (8,499.75 km) |
| Rancho Santa Margarita to Risca | 5,341.90 mi (8,596.95 km) |
| Rancho Santa Margarita to Rochdale | 5,284.55 mi (8,504.66 km) |
| Rancho Santa Margarita to Rochester | 5,470.08 mi (8,803.24 km) |
| Rancho Santa Margarita to Rock Ferry | 5,267.99 mi (8,478.02 km) |
| Rancho Santa Margarita to Rogerstone | 5,343.90 mi (8,600.17 km) |
| Rancho Santa Margarita to Romford | 5,450.53 mi (8,771.78 km) |
| Rancho Santa Margarita to Romsey | 5,422.22 mi (8,726.21 km) |
