| Hacienda Heights to Noventa Vicentina | 6,114.52 mi (9,840.37 km) |
| Hacienda Heights to Novi di Modena | 6,115.33 mi (9,841.68 km) |
| Hacienda Heights to Novi Ligure | 6,054.41 mi (9,743.63 km) |
| Hacienda Heights to Nuoro | 6,302.92 mi (10,143.57 km) |
| Hacienda Heights to Occhiobello | 6,135.23 mi (9,873.70 km) |
| Hacienda Heights to Oderzo | 6,117.49 mi (9,845.15 km) |
| Hacienda Heights to Oggiono | 6,019.58 mi (9,687.58 km) |
| Hacienda Heights to Olbia | 6,277.50 mi (10,102.65 km) |
| Hacienda Heights to Oleggio | 6,006.12 mi (9,665.91 km) |
| Hacienda Heights to Olgiate Comasco | 6,007.36 mi (9,667.91 km) |
| Hacienda Heights to Olgiate Olona | 6,012.44 mi (9,676.08 km) |
| Hacienda Heights to Omegna | 5,984.52 mi (9,631.16 km) |
| Hacienda Heights to Opera | 6,036.07 mi (9,714.12 km) |
| Hacienda Heights to Oppeano | 6,102.72 mi (9,821.39 km) |
| Hacienda Heights to Orbassano | 6,000.71 mi (9,657.21 km) |
