Places beginning with DA in Illinois, United States
- Daggett (historical)
- Dahinda
- Dahlgren
- Dahlgren, Township of
- Dailey
- Dakota
- Dakota, Township of
- Dale
- Dale, Township of
- Dallas City
- Dallas City, Township of
- Dalton City
- Dalzell
- Damascus
- Damiansville
- Damon
- Dana
- Danforth
- Danforth, Township of
- Danley
- Danvers
- Danvers, Township of
- Danville
- Danville, Township of
- Danway
- Dareville
- Darien
- Darien
- Darmstadt
- Darmstadt (historical)
- Darrow
- Darwin
- Darwin, Township of
- Dauphin Park (subdivision)
- Davis
- Davis (historical)
- Davis Junction
- Dawleys
- Dawson
- Dawson, Township of
- Daysville
- Dayton
- Dayton
- Dayton, Township of