| Trenton to Ramsey (New Jersey) | 66.23 mi (106.59 km) |
| Trenton to Rancho Cordova (California) | 2,456.05 mi (3,952.63 km) |
| Trenton to Rancho Cucamonga (California) | 2,370.45 mi (3,814.86 km) |
| Trenton to Rancho Mirage (California) | 2,320.25 mi (3,734.08 km) |
| Trenton to Rancho Palos Verdes (California) | 2,422.48 mi (3,898.61 km) |
| Trenton to Rancho San Diego (California) | 2,374.48 mi (3,821.36 km) |
| Trenton to Rancho Santa Margarita (California) | 2,385.63 mi (3,839.30 km) |
| Trenton to Randallstown (Maryland) | 123.16 mi (198.20 km) |
| Trenton to Rantoul (Illinois) | 705.36 mi (1,135.17 km) |
| Trenton to Rapid City (South Dakota) | 1,474.12 mi (2,372.37 km) |
| Trenton to Ravenna (Ohio) | 345.41 mi (555.89 km) |
| Trenton to Raymondville (Texas) | 1,624.68 mi (2,614.67 km) |
| Trenton to Raymore (Missouri) | 1,052.18 mi (1,693.32 km) |
| Trenton to Raytown (Missouri) | 1,049.90 mi (1,689.66 km) |
| Trenton to Reading (Ohio) | 518.19 mi (833.95 km) |
