| Great Neck to Noventa Vicentina | 4,107.58 mi (6,610.51 km) |
| Great Neck to Novi di Modena | 4,093.51 mi (6,587.87 km) |
| Great Neck to Novi Ligure | 4,006.56 mi (6,447.94 km) |
| Great Neck to Nuoro | 4,179.94 mi (6,726.96 km) |
| Great Neck to Occhiobello | 4,121.72 mi (6,633.26 km) |
| Great Neck to Oderzo | 4,131.57 mi (6,649.12 km) |
| Great Neck to Oggiono | 3,998.11 mi (6,434.34 km) |
| Great Neck to Olbia | 4,166.65 mi (6,705.57 km) |
| Great Neck to Oleggio | 3,973.19 mi (6,394.23 km) |
| Great Neck to Olgiate Comasco | 3,981.71 mi (6,407.94 km) |
| Great Neck to Olgiate Olona | 3,982.88 mi (6,409.83 km) |
| Great Neck to Omegna | 3,954.73 mi (6,364.52 km) |
| Great Neck to Opera | 4,005.17 mi (6,445.70 km) |
| Great Neck to Oppeano | 4,092.11 mi (6,585.61 km) |
| Great Neck to Orbassano | 3,944.39 mi (6,347.89 km) |
