| Comacchio to Red Bank (New Jersey) | 4,187.42 mi (6,739.00 km) |
| Comacchio to Red Bank (Tennessee) | 4,891.73 mi (7,872.48 km) |
| Comacchio to Red Bluff (California) | 5,926.78 mi (9,538.23 km) |
| Comacchio to Red Hill (South Carolina) | 4,680.63 mi (7,532.74 km) |
| Comacchio to Red Oak (Texas) | 5,488.53 mi (8,832.94 km) |
| Comacchio to Red Wing (Minnesota) | 4,741.32 mi (7,630.42 km) |
| Comacchio to Redan (Georgia) | 4,906.64 mi (7,896.47 km) |
| Comacchio to Redding (California) | 5,906.52 mi (9,505.62 km) |
| Comacchio to Redland (Maryland) | 4,368.87 mi (7,031.02 km) |
| Comacchio to Redlands (California) | 6,137.60 mi (9,877.52 km) |
| Comacchio to Redmond (Oregon) | 5,656.79 mi (9,103.72 km) |
| Comacchio to Redmond (Washington) | 5,478.57 mi (8,816.91 km) |
| Comacchio to Redondo Beach (California) | 6,186.45 mi (9,956.13 km) |
| Comacchio to Redwood City (California) | 6,085.26 mi (9,793.27 km) |
| Comacchio to Reedley (California) | 6,058.92 mi (9,750.89 km) |
