| Trenton to Robbinsdale (Minnesota) | 997.93 mi (1,606.01 km) |
| Trenton to Robertsville (New Jersey) | 26.04 mi (41.91 km) |
| Trenton to Robinson (Texas) | 1,385.93 mi (2,230.43 km) |
| Trenton to Robstown (Texas) | 1,560.55 mi (2,511.47 km) |
| Trenton to Rochester (Michigan) | 464.69 mi (747.84 km) |
| Trenton to Rochester (Minnesota) | 942.76 mi (1,517.22 km) |
| Trenton to Rochester (New Hampshire) | 288.40 mi (464.13 km) |
| Trenton to Rochester (New York) | 251.03 mi (404.00 km) |
| Trenton to Rochester Hills (Michigan) | 465.96 mi (749.89 km) |
| Trenton to Rock Hill (South Carolina) | 500.41 mi (805.33 km) |
| Trenton to Rock Island (Illinois) | 830.08 mi (1,335.88 km) |
| Trenton to Rock Springs (Wyoming) | 1,789.76 mi (2,880.33 km) |
| Trenton to Rockford (Illinois) | 755.18 mi (1,215.34 km) |
| Trenton to Rockledge (Florida) | 889.74 mi (1,431.90 km) |
| Trenton to Rocklin (California) | 2,450.98 mi (3,944.46 km) |
