| Echelon to Arcata (California) | 2,550.60 mi (4,104.79 km) |
| Echelon to Archdale (North Carolina) | 384.02 mi (618.03 km) |
| Echelon to Arden-Arcade (California) | 2,456.18 mi (3,952.83 km) |
| Echelon to Ardmore (Oklahoma) | 1,277.83 mi (2,056.47 km) |
| Echelon to Ardmore (Pennsylvania) | 19.13 mi (30.78 km) |
| Echelon to Arecibo (Puerto Rico) | 1,558.40 mi (2,508.00 km) |
| Echelon to Arkadelphia (Arkansas) | 1,070.74 mi (1,723.18 km) |
| Echelon to Arkansas City (Kansas) | 1,204.73 mi (1,938.82 km) |
| Echelon to Arlington (Tennessee) | 862.65 mi (1,388.30 km) |
| Echelon to Arlington (Texas) | 1,323.47 mi (2,129.92 km) |
| Echelon to Arlington (Virginia) | 130.90 mi (210.67 km) |
| Echelon to Arlington (Washington) | 2,372.88 mi (3,818.78 km) |
| Echelon to Arlington Heights (Illinois) | 694.31 mi (1,117.39 km) |
| Echelon to Arnold (Maryland) | 97.51 mi (156.93 km) |
| Echelon to Arnold (Missouri) | 828.85 mi (1,333.90 km) |
