| Portogruaro to Centralia (Illinois) | 4,873.00 mi (7,842.34 km) |
| Portogruaro to Centralia (Washington) | 5,505.79 mi (8,860.71 km) |
| Portogruaro to Centreville (Virginia) | 4,384.36 mi (7,055.94 km) |
| Portogruaro to Ceres (California) | 6,001.22 mi (9,658.04 km) |
| Portogruaro to Cerritos (California) | 6,138.17 mi (9,878.43 km) |
| Portogruaro to Chalco (Nebraska) | 5,006.76 mi (8,057.60 km) |
| Portogruaro to Chalmette (Louisiana) | 5,324.56 mi (8,569.05 km) |
| Portogruaro to Chambersburg (Pennsylvania) | 4,346.30 mi (6,994.69 km) |
| Portogruaro to Chamblee (Georgia) | 4,896.79 mi (7,880.62 km) |
| Portogruaro to Champaign (Illinois) | 4,764.57 mi (7,667.84 km) |
| Portogruaro to Champlin (Minnesota) | 4,714.02 mi (7,586.49 km) |
| Portogruaro to Chandler (Arizona) | 5,974.58 mi (9,615.15 km) |
| Portogruaro to Chanhassen (Minnesota) | 4,735.20 mi (7,620.57 km) |
| Portogruaro to Channahon (Illinois) | 4,702.86 mi (7,568.53 km) |
| Portogruaro to Channelview (Texas) | 5,543.74 mi (8,921.79 km) |
