| Piacenza to River Ridge (Louisiana) | 5,226.36 mi (8,411.02 km) |
| Piacenza to Riverbank (California) | 5,944.72 mi (9,567.11 km) |
| Piacenza to Riverdale (Georgia) | 4,806.74 mi (7,735.71 km) |
| Piacenza to Riverdale (Illinois) | 4,576.92 mi (7,365.84 km) |
| Piacenza to Riverside (California) | 6,053.66 mi (9,742.42 km) |
| Piacenza to Riverside (Ohio) | 4,516.98 mi (7,269.38 km) |
| Piacenza to Riverton (Utah) | 5,510.50 mi (8,868.30 km) |
| Piacenza to Riverton (Wyoming) | 5,260.03 mi (8,465.20 km) |
| Piacenza to Riverview (Florida) | 4,976.91 mi (8,009.56 km) |
| Piacenza to Riverview (Michigan) | 4,376.36 mi (7,043.07 km) |
| Piacenza to Riviera Beach (Florida) | 4,923.16 mi (7,923.06 km) |
| Piacenza to Riviera Beach (Maryland) | 4,222.88 mi (6,796.07 km) |
| Piacenza to Roanoke (Virginia) | 4,449.92 mi (7,161.45 km) |
| Piacenza to Roanoke Rapids (North Carolina) | 4,385.15 mi (7,057.22 km) |
| Piacenza to Robbinsdale (Minnesota) | 4,640.75 mi (7,468.56 km) |
