| Newark to Rockville (Maryland) | 194.54 mi (313.07 km) |
| Newark to Rockville Centre (New York) | 28.29 mi (45.53 km) |
| Newark to Rockwall (Texas) | 1,339.53 mi (2,155.76 km) |
| Newark to Rocky Mount (North Carolina) | 382.93 mi (616.27 km) |
| Newark to Rocky Point (New York) | 66.25 mi (106.62 km) |
| Newark to Rocky River (Ohio) | 403.05 mi (648.65 km) |
| Newark to Roessleville (New York) | 137.65 mi (221.53 km) |
| Newark to Rogers (Arkansas) | 1,119.41 mi (1,801.51 km) |
| Newark to Rogers (Minnesota) | 1,025.66 mi (1,650.64 km) |
| Newark to Rohnert Park (California) | 2,557.80 mi (4,116.39 km) |
| Newark to Rolla (Missouri) | 957.59 mi (1,541.10 km) |
| Newark to Rolling Meadows (Illinois) | 723.18 mi (1,163.84 km) |
| Newark to Roma (Texas) | 1,728.14 mi (2,781.18 km) |
| Newark to Rome (Georgia) | 749.77 mi (1,206.65 km) |
| Newark to Rome (New York) | 185.62 mi (298.73 km) |
