| Ronkonkoma to Laurinburg (North Carolina) | 542.54 mi (873.13 km) |
| Ronkonkoma to Lawndale (California) | 2,501.54 mi (4,025.85 km) |
| Ronkonkoma to Lawrence (Indiana) | 680.07 mi (1,094.47 km) |
| Ronkonkoma to Lawrence (Kansas) | 1,177.57 mi (1,895.12 km) |
| Ronkonkoma to Lawrence (Massachusetts) | 165.51 mi (266.37 km) |
| Ronkonkoma to Lawrenceburg (Kentucky) | 656.59 mi (1,056.67 km) |
| Ronkonkoma to Lawrenceburg (Tennessee) | 861.82 mi (1,386.97 km) |
| Ronkonkoma to Lawrenceville (Georgia) | 760.68 mi (1,224.19 km) |
| Ronkonkoma to Lawton (Oklahoma) | 1,441.37 mi (2,319.65 km) |
| Ronkonkoma to Layton (Utah) | 2,010.04 mi (3,234.85 km) |
| Ronkonkoma to Le Mars (Iowa) | 1,191.39 mi (1,917.36 km) |
| Ronkonkoma to League City (Texas) | 1,461.22 mi (2,351.60 km) |
| Ronkonkoma to Lealman (Florida) | 1,048.42 mi (1,687.27 km) |
| Ronkonkoma to Leander (Texas) | 1,550.29 mi (2,494.95 km) |
| Ronkonkoma to Leavenworth (Kansas) | 1,154.27 mi (1,857.61 km) |
