| Alcala la Real to Reidsville (North Carolina) | 4,064.39 mi (6,541.00 km) |
| Alcala la Real to Reisterstown (Maryland) | 3,833.37 mi (6,169.21 km) |
| Alcala la Real to Rendon (Texas) | 5,059.00 mi (8,141.67 km) |
| Alcala la Real to Reno (Nevada) | 5,744.20 mi (9,244.40 km) |
| Alcala la Real to Renton (Washington) | 5,445.54 mi (8,763.76 km) |
| Alcala la Real to Republic (Missouri) | 4,707.81 mi (7,576.49 km) |
| Alcala la Real to Reston (Virginia) | 3,873.31 mi (6,233.50 km) |
| Alcala la Real to Revere (Massachusetts) | 3,477.57 mi (5,596.61 km) |
| Alcala la Real to Rexburg (Idaho) | 5,237.58 mi (8,429.07 km) |
| Alcala la Real to Reynoldsburg (Ohio) | 4,109.34 mi (6,613.35 km) |
| Alcala la Real to Rialto (California) | 5,904.24 mi (9,501.96 km) |
| Alcala la Real to Richardson (Texas) | 5,018.52 mi (8,076.52 km) |
| Alcala la Real to Richfield (Minnesota) | 4,435.65 mi (7,138.49 km) |
| Alcala la Real to Richfield (Wisconsin) | 4,264.64 mi (6,863.28 km) |
| Alcala la Real to Richland (Washington) | 5,403.71 mi (8,696.43 km) |
