| Isabela to Rancho Cordova (California) | 3,514.13 mi (5,655.45 km) |
| Isabela to Rancho Cucamonga (California) | 3,275.03 mi (5,270.65 km) |
| Isabela to Rancho Mirage (California) | 3,207.43 mi (5,161.86 km) |
| Isabela to Rancho Palos Verdes (California) | 3,318.06 mi (5,339.90 km) |
| Isabela to Rancho San Diego (California) | 3,228.95 mi (5,196.49 km) |
| Isabela to Rancho Santa Margarita (California) | 3,273.51 mi (5,268.21 km) |
| Isabela to Randallstown (Maryland) | 1,556.29 mi (2,504.60 km) |
| Isabela to Rantoul (Illinois) | 1,960.82 mi (3,155.63 km) |
| Isabela to Rapid City (South Dakota) | 2,736.03 mi (4,403.21 km) |
| Isabela to Ravenna (Ohio) | 1,777.16 mi (2,860.07 km) |
| Isabela to Raymondville (Texas) | 2,033.54 mi (3,272.66 km) |
| Isabela to Raymore (Missouri) | 2,160.46 mi (3,476.93 km) |
| Isabela to Raytown (Missouri) | 2,167.89 mi (3,488.89 km) |
| Isabela to Reading (Ohio) | 1,770.66 mi (2,849.60 km) |
| Isabela to Reading (Pennsylvania) | 1,599.21 mi (2,573.68 km) |
