| Isabela to Romeoville (Illinois) | 2,023.59 mi (3,256.65 km) |
| Isabela to Romulus (Michigan) | 1,899.21 mi (3,056.48 km) |
| Isabela to Ronkonkoma (New York) | 1,582.99 mi (2,547.58 km) |
| Isabela to Roosevelt (New York) | 1,581.20 mi (2,544.69 km) |
| Isabela to Rosamond (California) | 3,317.13 mi (5,338.41 km) |
| Isabela to Rosaryville (Maryland) | 1,519.01 mi (2,444.61 km) |
| Isabela to Roscoe (Illinois) | 2,095.40 mi (3,372.22 km) |
| Isabela to Rose Hill (Virginia) | 1,526.88 mi (2,457.28 km) |
| Isabela to Roseburg (Oregon) | 3,668.90 mi (5,904.52 km) |
| Isabela to Rosedale (California) | 3,376.58 mi (5,434.09 km) |
| Isabela to Rosedale (Maryland) | 1,546.89 mi (2,489.47 km) |
| Isabela to Roselle (Illinois) | 2,040.46 mi (3,283.81 km) |
| Isabela to Roselle (New Jersey) | 1,589.77 mi (2,558.49 km) |
| Isabela to Roselle Park (New Jersey) | 1,590.71 mi (2,559.99 km) |
| Isabela to Rosemead (California) | 3,304.00 mi (5,317.28 km) |
