| Richland to Arcata (California) | 444.31 mi (715.05 km) |
| Richland to Archdale (North Carolina) | 2,144.58 mi (3,451.37 km) |
| Richland to Arden-Arcade (California) | 541.23 mi (871.02 km) |
| Richland to Ardmore (Oklahoma) | 1,428.78 mi (2,299.40 km) |
| Richland to Ardmore (Pennsylvania) | 2,230.49 mi (3,589.63 km) |
| Richland to Arecibo (Puerto Rico) | 3,533.95 mi (5,687.34 km) |
| Richland to Arkadelphia (Arkansas) | 1,607.31 mi (2,586.72 km) |
| Richland to Arkansas City (Kansas) | 1,306.52 mi (2,102.65 km) |
| Richland to Arlington (Tennessee) | 1,713.51 mi (2,757.63 km) |
| Richland to Arlington (Texas) | 1,500.32 mi (2,414.53 km) |
| Richland to Arlington (Virginia) | 2,179.33 mi (3,507.29 km) |
| Richland to Arlington (Washington) | 186.78 mi (300.60 km) |
| Richland to Arlington Heights (Illinois) | 1,567.35 mi (2,522.40 km) |
| Richland to Arnold (Maryland) | 2,202.89 mi (3,545.21 km) |
| Richland to Arnold (Missouri) | 1,562.58 mi (2,514.73 km) |
