| Tomball to Decatur (Alabama) | 590.83 mi (950.84 km) |
| Tomball to Decatur (Georgia) | 710.36 mi (1,143.22 km) |
| Tomball to Decatur (Illinois) | 772.75 mi (1,243.62 km) |
| Tomball to Deer Park (New York) | 1,449.44 mi (2,332.65 km) |
| Tomball to Deer Park (Texas) | 41.19 mi (66.29 km) |
| Tomball to Deerfield (Illinois) | 938.89 mi (1,511.00 km) |
| Tomball to Deerfield Beach (Florida) | 978.07 mi (1,574.04 km) |
| Tomball to Defiance (Ohio) | 996.25 mi (1,603.32 km) |
| Tomball to DeForest (Wisconsin) | 971.17 mi (1,562.95 km) |
| Tomball to DeKalb (Illinois) | 902.70 mi (1,452.75 km) |
| Tomball to Del Aire (California) | 1,355.87 mi (2,182.06 km) |
| Tomball to Del City (Oklahoma) | 384.68 mi (619.09 km) |
| Tomball to Del Rio (Texas) | 319.54 mi (514.25 km) |
| Tomball to DeLand (Florida) | 863.97 mi (1,390.42 km) |
| Tomball to Delano (California) | 1,422.04 mi (2,288.55 km) |
