| On Top of the World Designated Place to Arcata (California) | 2,474.51 mi (3,982.33 km) |
| On Top of the World Designated Place to Archdale (North Carolina) | 488.80 mi (786.64 km) |
| On Top of the World Designated Place to Arden-Arcade (California) | 2,318.15 mi (3,730.70 km) |
| On Top of the World Designated Place to Ardmore (Oklahoma) | 939.75 mi (1,512.39 km) |
| On Top of the World Designated Place to Ardmore (Pennsylvania) | 850.88 mi (1,369.36 km) |
| On Top of the World Designated Place to Arecibo (Puerto Rico) | 1,226.04 mi (1,973.13 km) |
| On Top of the World Designated Place to Arkadelphia (Arkansas) | 722.62 mi (1,162.95 km) |
| On Top of the World Designated Place to Arkansas City (Kansas) | 1,014.08 mi (1,632.00 km) |
| On Top of the World Designated Place to Arlington (Tennessee) | 605.49 mi (974.45 km) |
| On Top of the World Designated Place to Arlington (Texas) | 913.15 mi (1,469.58 km) |
| On Top of the World Designated Place to Arlington (Virginia) | 737.33 mi (1,186.62 km) |
| On Top of the World Designated Place to Arlington (Washington) | 2,482.38 mi (3,995.01 km) |
| On Top of the World Designated Place to Arlington Heights (Illinois) | 952.24 mi (1,532.48 km) |
| On Top of the World Designated Place to Arnold (Maryland) | 761.95 mi (1,226.24 km) |
| On Top of the World Designated Place to Arnold (Missouri) | 793.43 mi (1,276.90 km) |
