| East Islip to Red Bank (New Jersey) | 53.08 mi (85.43 km) |
| East Islip to Red Bank (Tennessee) | 764.53 mi (1,230.40 km) |
| East Islip to Red Bluff (California) | 2,544.99 mi (4,095.76 km) |
| East Islip to Red Hill (South Carolina) | 576.79 mi (928.25 km) |
| East Islip to Red Oak (Texas) | 1,420.37 mi (2,285.87 km) |
| East Islip to Red Wing (Minnesota) | 1,019.26 mi (1,640.35 km) |
| East Islip to Redan (Georgia) | 772.03 mi (1,242.47 km) |
| East Islip to Redding (California) | 2,543.18 mi (4,092.86 km) |
| East Islip to Redland (Maryland) | 236.83 mi (381.15 km) |
| East Islip to Redlands (California) | 2,432.29 mi (3,914.39 km) |
| East Islip to Redmond (Oregon) | 2,422.33 mi (3,898.37 km) |
| East Islip to Redmond (Washington) | 2,428.83 mi (3,908.82 km) |
| East Islip to Redondo Beach (California) | 2,500.76 mi (4,024.58 km) |
| East Islip to Redwood City (California) | 2,604.12 mi (4,190.93 km) |
| East Islip to Reedley (California) | 2,483.16 mi (3,996.26 km) |
