Places beginning with CA in South Dakota, United States
- Cactus Flat
- Cactus Heights
- Cadillac (historical), Township of
- Calmar, Township of
- Cambria, Township of
- Cameron, Township of
- Campbell County
- Campbell, Township of
- Camp Crook
- Camp Crook (historical), Township of
- Camp Crook, Town of
- Canistota
- Canistota, City of
- Canistota, Township of
- Canning
- Canning, Township of
- Canova
- Canova, Town of
- Canova, Township of
- Canton
- Canton, City of
- Canton, Township of
- Canton, Township of
- Canyon City (historical)
- Capa
- Capa, Township of
- Capital, Township of
- Capitola, Township of
- Caputa
- Carbonate (historical)
- Carlisle (historical), Township of
- Carlisle, Township of
- Carlock
- Carlock, Township of
- Carlton (historical)
- Carlton, Township of
- Carl, Township of
- Carlyle, Township of
- Carpenter
- Carroll, Township of
- Carr, Township of
- Carter
- Carter, Township of
- Carterville (historical)
- Cartesville (historical)
- Carthage
- Carthage, City of
- Carthage (historical)
- Carthage, Township of
- Carwye (historical)
- Cascade Springs
- Cash, Township of
- Castalia, Township of
- Castalia, Unorganized Territory of
- Castle Butte, Township of
- Castle Butte, Township of
- Castle Rock
- Castleton (historical)
- Castlewood
- Castlewood, City of
- Castlewood (historical), Township of
- Castlewood, Township of
- Cattron, Township of
- Cave Hills (historical), Township of
- Cavour
- Cavour, Town of
- Cavour, Township of