| Westerville to Altus (Oklahoma) | 973.67 mi (1,566.97 km) |
| Westerville to Alum Rock (California) | 2,088.27 mi (3,360.75 km) |
| Westerville to Alvin (Texas) | 1,019.55 mi (1,640.81 km) |
| Westerville to Amarillo (Texas) | 1,086.38 mi (1,748.36 km) |
| Westerville to Amelia (Ohio) | 102.69 mi (165.27 km) |
| Westerville to American Canyon (California) | 2,094.77 mi (3,371.20 km) |
| Westerville to American Fork (Utah) | 1,515.92 mi (2,439.63 km) |
| Westerville to Americus (Georgia) | 560.96 mi (902.77 km) |
| Westerville to Ames (Iowa) | 572.21 mi (920.88 km) |
| Westerville to Amherst (Ohio) | 95.42 mi (153.56 km) |
| Westerville to Ammon (Idaho) | 1,505.55 mi (2,422.95 km) |
| Westerville to Amsterdam (New York) | 491.42 mi (790.86 km) |
| Westerville to Anacortes (Washington) | 2,021.34 mi (3,253.03 km) |
| Westerville to Anaheim (California) | 1,963.21 mi (3,159.49 km) |
| Westerville to Anchorage (Alaska) | 3,073.68 mi (4,946.61 km) |
