| Westerville to Decatur (Alabama) | 443.79 mi (714.21 km) |
| Westerville to Decatur (Georgia) | 445.45 mi (716.89 km) |
| Westerville to Decatur (Illinois) | 318.80 mi (513.05 km) |
| Westerville to Deer Park (New York) | 506.43 mi (815.01 km) |
| Westerville to Deer Park (Texas) | 996.65 mi (1,603.95 km) |
| Westerville to Deerfield (Illinois) | 292.69 mi (471.03 km) |
| Westerville to Deerfield Beach (Florida) | 968.21 mi (1,558.19 km) |
| Westerville to Defiance (Ohio) | 110.08 mi (177.16 km) |
| Westerville to DeForest (Wisconsin) | 394.65 mi (635.13 km) |
| Westerville to DeKalb (Illinois) | 328.31 mi (528.36 km) |
| Westerville to Del Aire (California) | 1,988.16 mi (3,199.63 km) |
| Westerville to Del City (Oklahoma) | 854.83 mi (1,375.72 km) |
| Westerville to Del Rio (Texas) | 1,257.50 mi (2,023.74 km) |
| Westerville to DeLand (Florida) | 772.61 mi (1,243.40 km) |
| Westerville to Delano (California) | 1,988.91 mi (3,200.84 km) |
