| Piacenza to Portage (Michigan) | 4,471.32 mi (7,195.89 km) |
| Piacenza to Portage (Wisconsin) | 4,563.19 mi (7,343.75 km) |
| Piacenza to Portales (New Mexico) | 5,547.60 mi (8,927.99 km) |
| Piacenza to Porterville (California) | 5,983.52 mi (9,629.55 km) |
| Piacenza to Portland (Maine) | 3,780.03 mi (6,083.37 km) |
| Piacenza to Portland (Oregon) | 5,535.13 mi (8,907.94 km) |
| Piacenza to Portland (Tennessee) | 4,758.87 mi (7,658.66 km) |
| Piacenza to Portland (Texas) | 5,629.33 mi (9,059.52 km) |
| Piacenza to Portsmouth (New Hampshire) | 3,824.40 mi (6,154.78 km) |
| Piacenza to Portsmouth (Ohio) | 4,512.97 mi (7,262.92 km) |
| Piacenza to Portsmouth (Virginia) | 4,311.35 mi (6,938.45 km) |
| Piacenza to Post Falls (Idaho) | 5,258.93 mi (8,463.43 km) |
| Piacenza to Potomac (Maryland) | 4,257.78 mi (6,852.24 km) |
| Piacenza to Potomac Park (California) | 6,021.75 mi (9,691.08 km) |
| Piacenza to Pottstown (Pennsylvania) | 4,140.80 mi (6,663.97 km) |
