| Mountain Ash to Rancho Cordova (California) | 5,166.62 mi (8,314.87 km) |
| Mountain Ash to Rancho Cucamonga (California) | 5,300.30 mi (8,530.01 km) |
| Mountain Ash to Rancho Mirage (California) | 5,282.41 mi (8,501.22 km) |
| Mountain Ash to Rancho Palos Verdes (California) | 5,347.53 mi (8,606.02 km) |
| Mountain Ash to Rancho San Diego (California) | 5,355.17 mi (8,618.31 km) |
| Mountain Ash to Rancho Santa Margarita (California) | 5,329.10 mi (8,576.35 km) |
| Mountain Ash to Randallstown (Maryland) | 3,497.57 mi (5,628.79 km) |
| Mountain Ash to Rantoul (Illinois) | 3,910.38 mi (6,293.15 km) |
| Mountain Ash to Rapid City (South Dakota) | 4,283.31 mi (6,893.33 km) |
| Mountain Ash to Ravenna (Ohio) | 3,598.50 mi (5,791.23 km) |
| Mountain Ash to Raymondville (Texas) | 4,982.18 mi (8,018.05 km) |
| Mountain Ash to Raymore (Missouri) | 4,224.92 mi (6,799.35 km) |
| Mountain Ash to Raytown (Missouri) | 4,215.80 mi (6,784.67 km) |
| Mountain Ash to Reading (Ohio) | 3,813.42 mi (6,137.11 km) |
| Mountain Ash to Reading (Pennsylvania) | 3,419.26 mi (5,502.77 km) |
