| Richmond Heights to Alenquer | 3,706.39 mi (5,964.87 km) |
| Richmond Heights to Alfena | 3,660.91 mi (5,891.67 km) |
| Richmond Heights to Alijo | 3,708.54 mi (5,968.32 km) |
| Richmond Heights to Aljustrel | 3,783.85 mi (6,089.53 km) |
| Richmond Heights to Almada | 3,711.53 mi (5,973.13 km) |
| Richmond Heights to Almargem | 3,700.76 mi (5,955.80 km) |
| Richmond Heights to Almeirim | 3,720.58 mi (5,987.69 km) |
| Richmond Heights to Amadora | 3,706.24 mi (5,964.62 km) |
| Richmond Heights to Amarante | 3,681.36 mi (5,924.58 km) |
| Richmond Heights to Amares | 3,658.26 mi (5,887.40 km) |
| Richmond Heights to Amora | 3,715.14 mi (5,978.95 km) |
| Richmond Heights to Anadia | 3,690.15 mi (5,938.72 km) |
| Richmond Heights to Angra do Heroismo | 2,828.25 mi (4,551.63 km) |
| Richmond Heights to Ansiao | 3,706.41 mi (5,964.89 km) |
| Richmond Heights to Anta | 3,663.36 mi (5,895.61 km) |
