| Boppard to Rancho Cordova (California) | 5,559.83 mi (8,947.68 km) |
| Boppard to Rancho Cucamonga (California) | 5,717.17 mi (9,200.90 km) |
| Boppard to Rancho Mirage (California) | 5,703.63 mi (9,179.11 km) |
| Boppard to Rancho Palos Verdes (California) | 5,762.84 mi (9,274.39 km) |
| Boppard to Rancho San Diego (California) | 5,777.33 mi (9,297.72 km) |
| Boppard to Rancho Santa Margarita (California) | 5,747.09 mi (9,249.04 km) |
| Boppard to Randallstown (Maryland) | 3,979.42 mi (6,404.26 km) |
| Boppard to Rantoul (Illinois) | 4,377.96 mi (7,045.64 km) |
| Boppard to Rapid City (South Dakota) | 4,712.29 mi (7,583.70 km) |
| Boppard to Ravenna (Ohio) | 4,073.41 mi (6,555.52 km) |
| Boppard to Raymondville (Texas) | 5,457.89 mi (8,783.63 km) |
| Boppard to Raymore (Missouri) | 4,685.58 mi (7,540.71 km) |
| Boppard to Raytown (Missouri) | 4,676.04 mi (7,525.35 km) |
| Boppard to Reading (Ohio) | 4,287.92 mi (6,900.75 km) |
| Boppard to Reading (Pennsylvania) | 3,900.62 mi (6,277.43 km) |
