| Isabela to Red Bank (New Jersey) | 1,566.64 mi (2,521.26 km) |
| Isabela to Red Bank (Tennessee) | 1,602.96 mi (2,579.72 km) |
| Isabela to Red Bluff (California) | 3,580.93 mi (5,762.96 km) |
| Isabela to Red Hill (South Carolina) | 1,288.93 mi (2,074.34 km) |
| Isabela to Red Oak (Texas) | 2,083.19 mi (3,352.57 km) |
| Isabela to Red Wing (Minnesota) | 2,328.49 mi (3,747.34 km) |
| Isabela to Redan (Georgia) | 1,492.18 mi (2,401.43 km) |
| Isabela to Redding (California) | 3,591.15 mi (5,779.39 km) |
| Isabela to Redland (Maryland) | 1,549.30 mi (2,493.35 km) |
| Isabela to Redlands (California) | 3,251.99 mi (5,233.57 km) |
| Isabela to Redmond (Oregon) | 3,575.45 mi (5,754.12 km) |
| Isabela to Redmond (Washington) | 3,671.10 mi (5,908.07 km) |
| Isabela to Redondo Beach (California) | 3,319.44 mi (5,342.12 km) |
| Isabela to Redwood City (California) | 3,558.40 mi (5,726.68 km) |
| Isabela to Reedley (California) | 3,399.30 mi (5,470.64 km) |
