| Lake Ronkonkoma to Noventa Vicentina | 4,080.05 mi (6,566.20 km) |
| Lake Ronkonkoma to Novi di Modena | 4,065.79 mi (6,543.25 km) |
| Lake Ronkonkoma to Novi Ligure | 3,978.55 mi (6,402.87 km) |
| Lake Ronkonkoma to Nuoro | 4,150.77 mi (6,680.02 km) |
| Lake Ronkonkoma to Occhiobello | 4,094.08 mi (6,588.78 km) |
| Lake Ronkonkoma to Oderzo | 4,104.31 mi (6,605.24 km) |
| Lake Ronkonkoma to Oggiono | 3,970.48 mi (6,389.87 km) |
| Lake Ronkonkoma to Olbia | 4,137.65 mi (6,658.90 km) |
| Lake Ronkonkoma to Oleggio | 3,945.42 mi (6,349.55 km) |
| Lake Ronkonkoma to Olgiate Comasco | 3,954.03 mi (6,363.40 km) |
| Lake Ronkonkoma to Olgiate Olona | 3,955.15 mi (6,365.20 km) |
| Lake Ronkonkoma to Omegna | 3,927.02 mi (6,319.94 km) |
| Lake Ronkonkoma to Opera | 3,977.40 mi (6,401.01 km) |
| Lake Ronkonkoma to Oppeano | 4,064.54 mi (6,541.24 km) |
| Lake Ronkonkoma to Orbassano | 3,916.32 mi (6,302.71 km) |
