| Ronkonkoma to National City (California) | 2,472.03 mi (3,978.35 km) |
| Ronkonkoma to Naugatuck (Connecticut) | 47.50 mi (76.45 km) |
| Ronkonkoma to Navarre (Florida) | 1,052.52 mi (1,693.86 km) |
| Ronkonkoma to Nederland (Texas) | 1,388.37 mi (2,234.37 km) |
| Ronkonkoma to Neenah (Wisconsin) | 814.61 mi (1,310.99 km) |
| Ronkonkoma to Neosho (Missouri) | 1,173.02 mi (1,887.79 km) |
| Ronkonkoma to Nesconset (New York) | 3.30 mi (5.32 km) |
| Ronkonkoma to New Albany (Indiana) | 697.39 mi (1,122.34 km) |
| Ronkonkoma to New Albany (Ohio) | 510.16 mi (821.02 km) |
| Ronkonkoma to New Baltimore (Michigan) | 512.20 mi (824.30 km) |
| Ronkonkoma to New Baltimore (Virginia) | 282.01 mi (453.86 km) |
| Ronkonkoma to New Bedford (Massachusetts) | 128.18 mi (206.28 km) |
| Ronkonkoma to New Berlin (Wisconsin) | 785.07 mi (1,263.45 km) |
| Ronkonkoma to New Bern (North Carolina) | 449.11 mi (722.77 km) |
| Ronkonkoma to New Braunfels (Texas) | 1,597.06 mi (2,570.23 km) |
