| Slough to Archdale (North Carolina) | 3,903.57 mi (6,282.20 km) |
| Slough to Arden-Arcade (California) | 5,261.81 mi (8,468.07 km) |
| Slough to Ardmore (Oklahoma) | 4,669.84 mi (7,515.39 km) |
| Slough to Ardmore (Pennsylvania) | 3,525.92 mi (5,674.42 km) |
| Slough to Arecibo (Puerto Rico) | 4,207.41 mi (6,771.17 km) |
| Slough to Arkadelphia (Arkansas) | 4,516.61 mi (7,268.79 km) |
| Slough to Arkansas City (Kansas) | 4,519.74 mi (7,273.82 km) |
| Slough to Arlington (Tennessee) | 4,326.14 mi (6,962.26 km) |
| Slough to Arlington (Texas) | 4,746.85 mi (7,639.32 km) |
| Slough to Arlington (Virginia) | 3,649.70 mi (5,873.63 km) |
| Slough to Arlington (Washington) | 4,735.11 mi (7,620.42 km) |
| Slough to Arlington Heights (Illinois) | 3,933.35 mi (6,330.11 km) |
| Slough to Arnold (Maryland) | 3,617.62 mi (5,822.00 km) |
| Slough to Arnold (Missouri) | 4,198.79 mi (6,757.31 km) |
| Slough to Arroyo Grande (California) | 5,438.15 mi (8,751.86 km) |
