Place
- Chippewa1
- Churchill and Fort Churchill on Hudson Bay1
- Clallam1
- Clinton Lake1
- Clyde River, Baffin Island1
- Cochrane1
- Cochrane River1
- Colchester1
- Colorado1
- Compton1
- Cook1
- Cornell University, McLean Reserve1
- Cranberry bog north of Snoqualmie1
- Cuba1
- Curry1
- Cóte N.O. de la Baie d'Hudson1
- Delhi, near1
- Devilbiss Boy Scout Reservation, ravine near entrance1
- Dickinson1
- Dissected uplands draining into the Amite River, ca. 4.5 mi NW of Chipola1