| Portogruaro to Caguas (Puerto Rico) | 4,794.12 mi (7,715.39 km) |
| Portogruaro to Cahokia (Illinois) | 4,912.11 mi (7,905.27 km) |
| Portogruaro to Calabasas (California) | 6,140.35 mi (9,881.94 km) |
| Portogruaro to Caldwell (Idaho) | 5,527.15 mi (8,895.09 km) |
| Portogruaro to Caledonia (Wisconsin) | 4,624.40 mi (7,442.25 km) |
| Portogruaro to Calera (Alabama) | 5,035.07 mi (8,103.17 km) |
| Portogruaro to Calexico (California) | 6,127.20 mi (9,860.77 km) |
| Portogruaro to Calhoun (Georgia) | 4,894.91 mi (7,877.59 km) |
| Portogruaro to California (Maryland) | 4,367.99 mi (7,029.59 km) |
| Portogruaro to California City (California) | 6,056.57 mi (9,747.11 km) |
| Portogruaro to Callaway (Florida) | 5,128.65 mi (8,253.77 km) |
| Portogruaro to Calumet City (Illinois) | 4,666.77 mi (7,510.43 km) |
| Portogruaro to Calverton (Maryland) | 4,354.35 mi (7,007.65 km) |
| Portogruaro to Camano (Washington) | 5,406.44 mi (8,700.82 km) |
| Portogruaro to Camarillo (California) | 6,146.12 mi (9,891.23 km) |
