| Richmond Heights to Noventa Vicentina | 4,399.29 mi (7,079.97 km) |
| Richmond Heights to Novi di Modena | 4,388.39 mi (7,062.43 km) |
| Richmond Heights to Novi Ligure | 4,306.33 mi (6,930.36 km) |
| Richmond Heights to Nuoro | 4,498.59 mi (7,239.78 km) |
| Richmond Heights to Occhiobello | 4,415.06 mi (7,105.36 km) |
| Richmond Heights to Oderzo | 4,418.88 mi (7,111.50 km) |
| Richmond Heights to Oggiono | 4,291.77 mi (6,906.94 km) |
| Richmond Heights to Olbia | 4,482.42 mi (7,213.75 km) |
| Richmond Heights to Oleggio | 4,269.16 mi (6,870.56 km) |
| Richmond Heights to Olgiate Comasco | 4,276.12 mi (6,881.76 km) |
| Richmond Heights to Olgiate Olona | 4,278.20 mi (6,885.10 km) |
| Richmond Heights to Omegna | 4,249.77 mi (6,839.34 km) |
| Richmond Heights to Opera | 4,301.06 mi (6,921.89 km) |
| Richmond Heights to Oppeano | 4,384.45 mi (7,056.09 km) |
| Richmond Heights to Orbassano | 4,245.39 mi (6,832.30 km) |
