| Sun Prairie to Arcata (California) | 1,782.50 mi (2,868.65 km) |
| Sun Prairie to Archdale (North Carolina) | 704.32 mi (1,133.50 km) |
| Sun Prairie to Arden-Arcade (California) | 1,697.83 mi (2,732.39 km) |
| Sun Prairie to Ardmore (Oklahoma) | 751.97 mi (1,210.18 km) |
| Sun Prairie to Ardmore (Pennsylvania) | 752.10 mi (1,210.39 km) |
| Sun Prairie to Arecibo (Puerto Rico) | 2,153.73 mi (3,466.09 km) |
| Sun Prairie to Arkadelphia (Arkansas) | 658.94 mi (1,060.46 km) |
| Sun Prairie to Arkansas City (Kansas) | 589.49 mi (948.70 km) |
| Sun Prairie to Arlington (Tennessee) | 547.92 mi (881.79 km) |
| Sun Prairie to Arlington (Texas) | 841.31 mi (1,353.95 km) |
| Sun Prairie to Arlington (Virginia) | 698.01 mi (1,123.34 km) |
| Sun Prairie to Arlington (Washington) | 1,612.51 mi (2,595.08 km) |
| Sun Prairie to Arlington Heights (Illinois) | 98.49 mi (158.50 km) |
| Sun Prairie to Arnold (Maryland) | 721.18 mi (1,160.63 km) |
| Sun Prairie to Arnold (Missouri) | 333.72 mi (537.07 km) |
