- Daingerfield
- Daisetta
- Dalby Springs-Simms
- Dale
- Dalhart
- Dalhart
- Dallas
- Dalworthington Gardens
- Damon
- Danbury
- Danevang
- Davilla
- Dawson
- Dayton
- Dayton Lakes
- De Berry
- De Berry-Deadwood
- De Kalb
- De Leon
- Dean
- Decatur
- Decordova
- Deer Park
- Deerwood
- Del Rio
- Del Rio Northeast
- Del Rio Northwest
- Del Valle
- Dell City
- Denison
- Dennis
- Denton
- Deport
- Desdemona
- Desoto
- Detroit
- Devers
- Devine
- Devine-Natalia
- Deweyville
- D'hanis
- Diana
- Diboll
- Dickinson
- Dike
- Dilley
- Dime Box
- Dimmitt
- Dish
- Dodd City
- Donie
- Donna
- Dorchester
- Doss
- Double Horn
- Double Oak
- Doucette
- Douglass
- Driftwood
- Dripping Springs
- Dripping Springs-Wimberley
- Dryden
- Dublin
- Duffau-Clairette
- Dumas
- Duncanville