| Portogruaro to Robertsville (New Jersey) | 4,188.54 mi (6,740.80 km) |
| Portogruaro to Robinson (Texas) | 5,538.41 mi (8,913.21 km) |
| Portogruaro to Robstown (Texas) | 5,749.69 mi (9,253.23 km) |
| Portogruaro to Rochester (Michigan) | 4,446.68 mi (7,156.24 km) |
| Portogruaro to Rochester (Minnesota) | 4,736.84 mi (7,623.21 km) |
| Portogruaro to Rochester (New Hampshire) | 3,930.80 mi (6,326.02 km) |
| Portogruaro to Rochester (New York) | 4,207.77 mi (6,771.75 km) |
| Portogruaro to Rochester Hills (Michigan) | 4,449.08 mi (7,160.11 km) |
| Portogruaro to Rock Hill (South Carolina) | 4,709.34 mi (7,578.96 km) |
| Portogruaro to Rock Island (Illinois) | 4,788.56 mi (7,706.44 km) |
| Portogruaro to Rock Springs (Wyoming) | 5,425.31 mi (8,731.19 km) |
| Portogruaro to Rockford (Illinois) | 4,694.21 mi (7,554.60 km) |
| Portogruaro to Rockledge (Florida) | 5,004.78 mi (8,054.41 km) |
| Portogruaro to Rocklin (California) | 5,936.68 mi (9,554.16 km) |
| Portogruaro to Rockport (Texas) | 5,713.44 mi (9,194.90 km) |
