| Harrison to Red Bank (New Jersey) | 50.11 mi (80.65 km) |
| Harrison to Red Bank (Tennessee) | 749.60 mi (1,206.37 km) |
| Harrison to Red Bluff (California) | 2,512.71 mi (4,043.81 km) |
| Harrison to Red Hill (South Carolina) | 578.51 mi (931.03 km) |
| Harrison to Red Oak (Texas) | 1,399.64 mi (2,252.50 km) |
| Harrison to Red Wing (Minnesota) | 985.90 mi (1,586.65 km) |
| Harrison to Redan (Georgia) | 761.97 mi (1,226.27 km) |
| Harrison to Redding (California) | 2,510.75 mi (4,040.67 km) |
| Harrison to Redland (Maryland) | 223.30 mi (359.36 km) |
| Harrison to Redlands (California) | 2,403.38 mi (3,867.87 km) |
| Harrison to Redmond (Oregon) | 2,388.86 mi (3,844.49 km) |
| Harrison to Redmond (Washington) | 2,394.61 mi (3,853.76 km) |
| Harrison to Redondo Beach (California) | 2,471.72 mi (3,977.85 km) |
| Harrison to Redwood City (California) | 2,572.84 mi (4,140.58 km) |
| Harrison to Reedley (California) | 2,452.62 mi (3,947.12 km) |
