| Ronkonkoma to Nasaud | 4,533.79 mi (7,296.43 km) |
| Ronkonkoma to Navodari | 4,818.09 mi (7,753.96 km) |
| Ronkonkoma to Negresti-Oas | 4,473.16 mi (7,198.86 km) |
| Ronkonkoma to Nehoiu | 4,684.87 mi (7,539.56 km) |
| Ronkonkoma to Ocna Mures | 4,547.50 mi (7,318.49 km) |
| Ronkonkoma to Odobesti | 4,697.58 mi (7,560.02 km) |
| Ronkonkoma to Odorheiu Secuiesc | 4,606.86 mi (7,414.02 km) |
| Ronkonkoma to Oltenita | 4,750.05 mi (7,644.46 km) |
| Ronkonkoma to Onesti | 4,665.93 mi (7,509.09 km) |
| Ronkonkoma to Oradea | 4,445.00 mi (7,153.53 km) |
| Ronkonkoma to Orastie | 4,542.56 mi (7,310.54 km) |
| Ronkonkoma to Oravita | 4,513.18 mi (7,263.26 km) |
| Ronkonkoma to Orsova | 4,554.20 mi (7,329.27 km) |
| Ronkonkoma to Otelu Rosu | 4,521.62 mi (7,276.85 km) |
| Ronkonkoma to Otopeni | 4,708.47 mi (7,577.55 km) |
