| Street to Robertsville (New Jersey) | 3,389.59 mi (5,455.01 km) |
| Street to Robinson (Texas) | 4,738.10 mi (7,625.24 km) |
| Street to Robstown (Texas) | 4,948.60 mi (7,964.01 km) |
| Street to Rochester (Michigan) | 3,646.63 mi (5,868.68 km) |
| Street to Rochester (Minnesota) | 3,946.09 mi (6,350.62 km) |
| Street to Rochester (New Hampshire) | 3,130.81 mi (5,038.55 km) |
| Street to Rochester (New York) | 3,406.69 mi (5,482.53 km) |
| Street to Rochester Hills (Michigan) | 3,649.03 mi (5,872.55 km) |
| Street to Rock Hill (South Carolina) | 3,911.37 mi (6,294.74 km) |
| Street to Rock Island (Illinois) | 3,991.93 mi (6,424.39 km) |
| Street to Rock Springs (Wyoming) | 4,659.72 mi (7,499.10 km) |
| Street to Rockford (Illinois) | 3,897.29 mi (6,272.08 km) |
| Street to Rockledge (Florida) | 4,217.38 mi (6,787.21 km) |
| Street to Rocklin (California) | 5,199.96 mi (8,368.53 km) |
| Street to Rockport (Texas) | 4,912.34 mi (7,905.65 km) |
