Places beginning with DE in Iowa, United States
- Dean
- Decatur City
- Decatur County
- Decatur, Township of
- Decorah
- Decorah, Township of
- Dedham
- Deep Creek, Township of
- Deep River
- Deep River, Township of
- Deer Creek
- Deer Creek, Township of
- Deer Creek, Township of
- Deer Creek, Township of
- Deerfield
- Deerfield, Township of
- Defiance
- Delana, Township of
- Delaware
- Delaware County
- Delaware, Township of
- Delaware, Township of
- Delaware, Township of
- Delhi
- Delhi, Township of
- Delmar
- Deloit
- Delphos
- Delta
- Denhart
- Denison
- Denison, Township of
- Denmark
- Denmark, Township of
- Denmark, Township of
- Denova
- Denver
- Depew
- Derby
- Des Moines
- Des Moines County
- Des Moines, Township of
- Des Moines, Township of
- Des Moines, Township of
- Des Moines, Township of
- Des Moines, Township of
- Des Moines, Township of
- Des Moines, Township of
- Des Moines, Township of
- De Soto
- Devils Glen Mobile Home Court
- Devon
- Dewar
- Dewey
- De Witt
- De Witt, Township of
- Dexter