| Princeton to Robertsville (New Jersey) | 1,081.34 mi (1,740.24 km) |
| Princeton to Robinson (Texas) | 1,092.96 mi (1,758.95 km) |
| Princeton to Robstown (Texas) | 1,076.83 mi (1,732.99 km) |
| Princeton to Rochester (Michigan) | 1,194.76 mi (1,922.77 km) |
| Princeton to Rochester (Minnesota) | 1,445.36 mi (2,326.07 km) |
| Princeton to Rochester (New Hampshire) | 1,337.18 mi (2,151.98 km) |
| Princeton to Rochester (New York) | 1,228.09 mi (1,976.43 km) |
| Princeton to Rochester Hills (Michigan) | 1,193.51 mi (1,920.77 km) |
| Princeton to Rock Hill (South Carolina) | 650.68 mi (1,047.17 km) |
| Princeton to Rock Island (Illinois) | 1,245.16 mi (2,003.88 km) |
| Princeton to Rock Springs (Wyoming) | 1,980.93 mi (3,187.99 km) |
| Princeton to Rockford (Illinois) | 1,255.92 mi (2,021.20 km) |
| Princeton to Rockledge (Florida) | 193.26 mi (311.02 km) |
| Princeton to Rocklin (California) | 2,534.02 mi (4,078.12 km) |
| Princeton to Rockport (Texas) | 1,041.93 mi (1,676.83 km) |
