| Ronkonkoma to Smyrna (Delaware) | 167.75 mi (269.97 km) |
| Ronkonkoma to Smyrna (Georgia) | 787.31 mi (1,267.06 km) |
| Ronkonkoma to Smyrna (Tennessee) | 797.86 mi (1,284.03 km) |
| Ronkonkoma to Snellville (Georgia) | 765.56 mi (1,232.04 km) |
| Ronkonkoma to Snoqualmie (Washington) | 2,417.71 mi (3,890.93 km) |
| Ronkonkoma to Snyder (Texas) | 1,628.20 mi (2,620.33 km) |
| Ronkonkoma to Socastee (South Carolina) | 588.31 mi (946.80 km) |
| Ronkonkoma to Socorro (Texas) | 1,938.96 mi (3,120.45 km) |
| Ronkonkoma to Soddy-Daisy (Tennessee) | 758.51 mi (1,220.71 km) |
| Ronkonkoma to Solana Beach (California) | 2,470.47 mi (3,975.83 km) |
| Ronkonkoma to Soledad (California) | 2,587.41 mi (4,164.03 km) |
| Ronkonkoma to Solon (Ohio) | 434.68 mi (699.55 km) |
| Ronkonkoma to Somers Point (New Jersey) | 129.22 mi (207.95 km) |
| Ronkonkoma to Somerset (Kentucky) | 667.96 mi (1,074.98 km) |
| Ronkonkoma to Somerset (New Jersey) | 74.98 mi (120.66 km) |
