| Tigard to Robbinsdale (Minnesota) | 1,425.43 mi (2,294.01 km) |
| Tigard to Robertsville (New Jersey) | 2,442.38 mi (3,930.64 km) |
| Tigard to Robinson (Texas) | 1,679.60 mi (2,703.05 km) |
| Tigard to Robstown (Texas) | 1,836.30 mi (2,955.25 km) |
| Tigard to Rochester (Michigan) | 1,958.56 mi (3,152.00 km) |
| Tigard to Rochester (Minnesota) | 1,482.25 mi (2,385.45 km) |
| Tigard to Rochester (New Hampshire) | 2,518.59 mi (4,053.29 km) |
| Tigard to Rochester (New York) | 2,209.64 mi (3,556.07 km) |
| Tigard to Rochester Hills (Michigan) | 1,957.32 mi (3,150.00 km) |
| Tigard to Rock Hill (South Carolina) | 2,291.19 mi (3,687.31 km) |
| Tigard to Rock Island (Illinois) | 1,627.03 mi (2,618.46 km) |
| Tigard to Rock Springs (Wyoming) | 728.22 mi (1,171.95 km) |
| Tigard to Rockford (Illinois) | 1,682.06 mi (2,707.02 km) |
| Tigard to Rockledge (Florida) | 2,568.98 mi (4,134.38 km) |
| Tigard to Rocklin (California) | 463.83 mi (746.47 km) |
