| Piacenza to Red Bank (New Jersey) | 4,069.02 mi (6,548.46 km) |
| Piacenza to Red Bank (Tennessee) | 4,774.38 mi (7,683.62 km) |
| Piacenza to Red Bluff (California) | 5,838.75 mi (9,396.56 km) |
| Piacenza to Red Hill (South Carolina) | 4,560.39 mi (7,339.23 km) |
| Piacenza to Red Oak (Texas) | 5,375.06 mi (8,650.32 km) |
| Piacenza to Red Wing (Minnesota) | 4,634.36 mi (7,458.29 km) |
| Piacenza to Redan (Georgia) | 4,788.12 mi (7,705.73 km) |
| Piacenza to Redding (California) | 5,818.92 mi (9,364.65 km) |
| Piacenza to Redland (Maryland) | 4,250.78 mi (6,840.97 km) |
| Piacenza to Redlands (California) | 6,039.97 mi (9,720.40 km) |
| Piacenza to Redmond (Oregon) | 5,571.06 mi (8,965.75 km) |
| Piacenza to Redmond (Washington) | 5,396.66 mi (8,685.08 km) |
| Piacenza to Redondo Beach (California) | 6,089.80 mi (9,800.58 km) |
| Piacenza to Redwood City (California) | 5,995.12 mi (9,648.22 km) |
| Piacenza to Reedley (California) | 5,965.36 mi (9,600.32 km) |
