| East Islip to Rosemont (California) | 2,535.06 mi (4,079.79 km) |
| East Islip to Rosemount (Minnesota) | 1,043.41 mi (1,679.21 km) |
| East Islip to Rosenberg (Texas) | 1,487.44 mi (2,393.80 km) |
| East Islip to Roseville (California) | 2,528.25 mi (4,068.83 km) |
| East Islip to Roseville (Michigan) | 518.13 mi (833.85 km) |
| East Islip to Roseville (Minnesota) | 1,050.56 mi (1,690.72 km) |
| East Islip to Rossmoor (California) | 2,487.26 mi (4,002.85 km) |
| East Islip to Rossville (Maryland) | 198.03 mi (318.70 km) |
| East Islip to Roswell (Georgia) | 766.50 mi (1,233.57 km) |
| East Islip to Roswell (New Mexico) | 1,790.74 mi (2,881.91 km) |
| East Islip to Round Lake (Illinois) | 778.63 mi (1,253.08 km) |
| East Islip to Round Lake Beach (Illinois) | 777.51 mi (1,251.28 km) |
| East Islip to Round Rock (Texas) | 1,537.44 mi (2,474.27 km) |
| East Islip to Rowland Heights (California) | 2,472.16 mi (3,978.56 km) |
| East Islip to Rowlett (Texas) | 1,394.83 mi (2,244.76 km) |
