Cities in Adams County, United States ( 227 )
- Chincoteague, Virginia
- Chinle
- Church Point, Louisiana
- Clayton, Delaware
- Clinton, Tennessee
- Cohoes, New York
- Colonie (village), New York
- Columbia, Kentucky
- Commerce City
- Cos Cob
- Cresaptown
- Crowley, Louisiana
- Cumberland, Maryland
- Danbury
- Darien, Connecticut
- De Witt, Arkansas
- Decatur, Indiana
- Delmar, New York
- Dennis Port
- Derby, Colorado
- Dillon, Montana
- Dover Base Housing
- Dover, Delaware
- Dublin, California
- Eagar
- Eagle, Idaho
- East Dennis
- East Falmouth
- East Harwich
- East Norwalk
- East Sandwich
- Eastham, Massachusetts
- Egg Harbor City
- Elon, North Carolina
- Emeryville
- Fairfield, Connecticut