| Alcala la Real to Red Bank (New Jersey) | 3,675.27 mi (5,914.78 km) |
| Alcala la Real to Red Bank (Tennessee) | 4,383.50 mi (7,054.55 km) |
| Alcala la Real to Red Bluff (California) | 5,804.13 mi (9,340.84 km) |
| Alcala la Real to Red Hill (South Carolina) | 4,109.81 mi (6,614.11 km) |
| Alcala la Real to Red Oak (Texas) | 5,039.60 mi (8,110.45 km) |
| Alcala la Real to Red Wing (Minnesota) | 4,415.78 mi (7,106.51 km) |
| Alcala la Real to Redan (Georgia) | 4,372.55 mi (7,036.94 km) |
| Alcala la Real to Redding (California) | 5,789.21 mi (9,316.84 km) |
| Alcala la Real to Redland (Maryland) | 3,858.43 mi (6,209.54 km) |
| Alcala la Real to Redlands (California) | 5,898.25 mi (9,492.31 km) |
| Alcala la Real to Redmond (Oregon) | 5,566.46 mi (8,958.36 km) |
| Alcala la Real to Redmond (Washington) | 5,433.47 mi (8,744.32 km) |
| Alcala la Real to Redondo Beach (California) | 5,957.70 mi (9,588.00 km) |
| Alcala la Real to Redwood City (California) | 5,935.02 mi (9,551.49 km) |
| Alcala la Real to Reedley (California) | 5,870.20 mi (9,447.18 km) |
