| Portogruaro to Chickasha (Oklahoma) | 5,385.16 mi (8,666.57 km) |
| Portogruaro to Chico (California) | 5,894.98 mi (9,487.05 km) |
| Portogruaro to Chicopee (Massachusetts) | 4,041.44 mi (6,504.08 km) |
| Portogruaro to Chillicothe (Ohio) | 4,591.16 mi (7,388.76 km) |
| Portogruaro to Chillum (Maryland) | 4,359.55 mi (7,016.01 km) |
| Portogruaro to Chino (California) | 6,119.15 mi (9,847.82 km) |
| Portogruaro to Chino Hills (California) | 6,122.90 mi (9,853.85 km) |
| Portogruaro to Chino Valley (Arizona) | 5,909.33 mi (9,510.15 km) |
| Portogruaro to Chippewa Falls (Wisconsin) | 4,654.20 mi (7,490.20 km) |
| Portogruaro to Choctaw (Oklahoma) | 5,336.90 mi (8,588.91 km) |
| Portogruaro to Chowchilla (California) | 6,009.89 mi (9,671.99 km) |
| Portogruaro to Christiansburg (Virginia) | 4,583.52 mi (7,376.46 km) |
| Portogruaro to Chubbuck (Idaho) | 5,449.23 mi (8,769.69 km) |
| Portogruaro to Chula Vista (California) | 6,178.36 mi (9,943.12 km) |
| Portogruaro to Cibolo (Texas) | 5,679.17 mi (9,139.74 km) |
