| Owings Mills to Altus (Oklahoma) | 1,280.78 mi (2,061.22 km) |
| Owings Mills to Alum Rock (California) | 2,417.41 mi (3,890.44 km) |
| Owings Mills to Alvin (Texas) | 1,257.95 mi (2,024.47 km) |
| Owings Mills to Amarillo (Texas) | 1,401.81 mi (2,255.99 km) |
| Owings Mills to Amelia (Ohio) | 398.52 mi (641.35 km) |
| Owings Mills to American Canyon (California) | 2,423.64 mi (3,900.48 km) |
| Owings Mills to American Fork (Utah) | 1,844.59 mi (2,968.58 km) |
| Owings Mills to Americus (Georgia) | 655.85 mi (1,055.49 km) |
| Owings Mills to Ames (Iowa) | 898.11 mi (1,445.37 km) |
| Owings Mills to Amherst (Ohio) | 317.41 mi (510.83 km) |
| Owings Mills to Ammon (Idaho) | 1,828.96 mi (2,943.43 km) |
| Owings Mills to Amsterdam (New York) | 278.88 mi (448.82 km) |
| Owings Mills to Anacortes (Washington) | 2,326.94 mi (3,744.85 km) |
| Owings Mills to Anaheim (California) | 2,289.46 mi (3,684.53 km) |
| Owings Mills to Anchorage (Alaska) | 3,315.46 mi (5,335.72 km) |
