| Ithaca to Noventa Vicentina | 4,157.70 mi (6,691.17 km) |
| Ithaca to Novi di Modena | 4,145.63 mi (6,671.74 km) |
| Ithaca to Novi Ligure | 4,061.73 mi (6,536.72 km) |
| Ithaca to Nuoro | 4,247.70 mi (6,836.01 km) |
| Ithaca to Occhiobello | 4,172.88 mi (6,715.61 km) |
| Ithaca to Oderzo | 4,178.97 mi (6,725.40 km) |
| Ithaca to Oggiono | 4,049.38 mi (6,516.85 km) |
| Ithaca to Olbia | 4,232.45 mi (6,811.46 km) |
| Ithaca to Oleggio | 4,025.91 mi (6,479.07 km) |
| Ithaca to Olgiate Comasco | 4,033.44 mi (6,491.20 km) |
| Ithaca to Olgiate Olona | 4,035.19 mi (6,494.01 km) |
| Ithaca to Omegna | 4,006.84 mi (6,448.38 km) |
| Ithaca to Opera | 4,057.86 mi (6,530.49 km) |
| Ithaca to Oppeano | 4,142.62 mi (6,666.90 km) |
| Ithaca to Orbassano | 4,000.31 mi (6,437.87 km) |
