| Oak Ridge to Arcata (California) | 2,161.31 mi (3,478.30 km) |
| Oak Ridge to Archdale (North Carolina) | 242.52 mi (390.30 km) |
| Oak Ridge to Arden-Arcade (California) | 2,033.34 mi (3,272.34 km) |
| Oak Ridge to Ardmore (Oklahoma) | 735.20 mi (1,183.20 km) |
| Oak Ridge to Ardmore (Pennsylvania) | 563.56 mi (906.96 km) |
| Oak Ridge to Arecibo (Puerto Rico) | 1,615.52 mi (2,599.93 km) |
| Oak Ridge to Arkadelphia (Arkansas) | 512.39 mi (824.62 km) |
| Oak Ridge to Arkansas City (Kansas) | 711.28 mi (1,144.69 km) |
| Oak Ridge to Arlington (Tennessee) | 305.74 mi (492.03 km) |
| Oak Ridge to Arlington (Texas) | 765.36 mi (1,231.72 km) |
| Oak Ridge to Arlington (Virginia) | 442.91 mi (712.79 km) |
| Oak Ridge to Arlington (Washington) | 2,090.13 mi (3,363.74 km) |
| Oak Ridge to Arlington Heights (Illinois) | 467.51 mi (752.38 km) |
| Oak Ridge to Arnold (Maryland) | 477.15 mi (767.90 km) |
| Oak Ridge to Arnold (Missouri) | 375.36 mi (604.09 km) |
