| Piacenza to Robertsville (New Jersey) | 4,079.15 mi (6,564.75 km) |
| Piacenza to Robinson (Texas) | 5,442.04 mi (8,758.12 km) |
| Piacenza to Robstown (Texas) | 5,648.62 mi (9,090.57 km) |
| Piacenza to Rochester (Michigan) | 4,351.59 mi (7,003.21 km) |
| Piacenza to Rochester (Minnesota) | 4,655.65 mi (7,492.54 km) |
| Piacenza to Rochester (New Hampshire) | 3,823.93 mi (6,154.02 km) |
| Piacenza to Rochester (New York) | 4,107.51 mi (6,610.40 km) |
| Piacenza to Rochester Hills (Michigan) | 4,353.99 mi (7,007.07 km) |
| Piacenza to Rock Hill (South Carolina) | 4,597.84 mi (7,399.51 km) |
| Piacenza to Rock Island (Illinois) | 4,700.18 mi (7,564.21 km) |
| Piacenza to Rock Springs (Wyoming) | 5,363.35 mi (8,631.47 km) |
| Piacenza to Rockford (Illinois) | 4,605.40 mi (7,411.68 km) |
| Piacenza to Rockledge (Florida) | 4,882.81 mi (7,858.13 km) |
| Piacenza to Rocklin (California) | 5,890.55 mi (9,479.92 km) |
| Piacenza to Rockport (Texas) | 5,611.86 mi (9,031.42 km) |
