| Mountain Ash to Red Bank (New Jersey) | 3,342.50 mi (5,379.23 km) |
| Mountain Ash to Red Bank (Tennessee) | 4,041.57 mi (6,504.27 km) |
| Mountain Ash to Red Bluff (California) | 5,105.46 mi (8,216.44 km) |
| Mountain Ash to Red Hill (South Carolina) | 3,845.78 mi (6,189.19 km) |
| Mountain Ash to Red Oak (Texas) | 4,629.28 mi (7,450.11 km) |
| Mountain Ash to Red Wing (Minnesota) | 3,881.16 mi (6,246.12 km) |
| Mountain Ash to Redan (Georgia) | 4,061.27 mi (6,535.99 km) |
| Mountain Ash to Redding (California) | 5,086.55 mi (8,186.01 km) |
| Mountain Ash to Redland (Maryland) | 3,522.25 mi (5,668.52 km) |
| Mountain Ash to Redlands (California) | 5,291.25 mi (8,515.45 km) |
| Mountain Ash to Redmond (Oregon) | 4,843.06 mi (7,794.16 km) |
| Mountain Ash to Redmond (Washington) | 4,678.06 mi (7,528.61 km) |
| Mountain Ash to Redondo Beach (California) | 5,342.19 mi (8,597.42 km) |
| Mountain Ash to Redwood City (California) | 5,257.58 mi (8,461.26 km) |
| Mountain Ash to Reedley (California) | 5,222.08 mi (8,404.12 km) |
