| Piacenza to Caguas (Puerto Rico) | 4,646.47 mi (7,477.78 km) |
| Piacenza to Cahokia (Illinois) | 4,817.99 mi (7,753.80 km) |
| Piacenza to Calabasas (California) | 6,083.02 mi (9,789.68 km) |
| Piacenza to Caldwell (Idaho) | 5,480.25 mi (8,819.61 km) |
| Piacenza to Caledonia (Wisconsin) | 4,535.16 mi (7,298.63 km) |
| Piacenza to Calera (Alabama) | 4,927.50 mi (7,930.04 km) |
| Piacenza to Calexico (California) | 6,062.09 mi (9,755.99 km) |
| Piacenza to Calhoun (Georgia) | 4,787.31 mi (7,704.43 km) |
| Piacenza to California (Maryland) | 4,257.17 mi (6,851.25 km) |
| Piacenza to California City (California) | 5,999.25 mi (9,654.86 km) |
| Piacenza to Callaway (Florida) | 5,015.00 mi (8,070.86 km) |
| Piacenza to Calumet City (Illinois) | 4,574.88 mi (7,362.56 km) |
| Piacenza to Calverton (Maryland) | 4,245.41 mi (6,832.33 km) |
| Piacenza to Camano (Washington) | 5,375.71 mi (8,651.37 km) |
| Piacenza to Camarillo (California) | 6,089.58 mi (9,800.23 km) |
