| Ronkonkoma to Roy (Utah) | 2,013.03 mi (3,239.66 km) |
| Ronkonkoma to Royal Kunia (Hawaii) | 5,007.83 mi (8,059.32 km) |
| Ronkonkoma to Royal Oak (Michigan) | 530.62 mi (853.95 km) |
| Ronkonkoma to Royal Palm Beach (Florida) | 1,055.17 mi (1,698.13 km) |
| Ronkonkoma to Royse City (Texas) | 1,385.66 mi (2,230.01 km) |
| Ronkonkoma to Ruskin (Florida) | 1,047.67 mi (1,686.06 km) |
| Ronkonkoma to Russellville (Alabama) | 907.99 mi (1,461.26 km) |
| Ronkonkoma to Russellville (Arkansas) | 1,150.97 mi (1,852.30 km) |
| Ronkonkoma to Ruston (Louisiana) | 1,219.18 mi (1,962.08 km) |
| Ronkonkoma to Rutherford (New Jersey) | 51.32 mi (82.59 km) |
| Ronkonkoma to Rutland (Vermont) | 193.99 mi (312.19 km) |
| Ronkonkoma to Sabana Grande (Puerto Rico) | 1,611.89 mi (2,594.08 km) |
| Ronkonkoma to Sachse (Texas) | 1,398.99 mi (2,251.45 km) |
| Ronkonkoma to Saco (Maine) | 233.00 mi (374.98 km) |
| Ronkonkoma to Sacramento (California) | 2,542.38 mi (4,091.57 km) |
