| Portogruaro to River Ridge (Louisiana) | 5,334.40 mi (8,584.89 km) |
| Portogruaro to Riverbank (California) | 5,992.90 mi (9,644.65 km) |
| Portogruaro to Riverdale (Georgia) | 4,916.48 mi (7,912.31 km) |
| Portogruaro to Riverdale (Illinois) | 4,668.64 mi (7,513.45 km) |
| Portogruaro to Riverside (California) | 6,113.58 mi (9,838.85 km) |
| Portogruaro to Riverside (Ohio) | 4,616.40 mi (7,429.37 km) |
| Portogruaro to Riverton (Utah) | 5,569.86 mi (8,963.82 km) |
| Portogruaro to Riverton (Wyoming) | 5,320.84 mi (8,563.07 km) |
| Portogruaro to Riverview (Florida) | 5,097.79 mi (8,204.09 km) |
| Portogruaro to Riverview (Michigan) | 4,472.36 mi (7,197.57 km) |
| Portogruaro to Riviera Beach (Florida) | 5,048.00 mi (8,123.96 km) |
| Portogruaro to Riviera Beach (Maryland) | 4,332.09 mi (6,971.82 km) |
| Portogruaro to Roanoke (Virginia) | 4,558.68 mi (7,336.48 km) |
| Portogruaro to Roanoke Rapids (North Carolina) | 4,497.95 mi (7,238.76 km) |
| Portogruaro to Robbinsdale (Minnesota) | 4,718.92 mi (7,594.36 km) |
