| Clark County, WI (County) |
| Clark Fork, ID (City) |
| Clark Township, IA (Township) |
| Clark Township, NJ (Township) |
| Clark Township, OH (Township) |
| Clark Township, OH (Township) |
| Clark Township, OH (Township) |
| Clark Township, OH (Township) |
| Clark Township, MI (Township) |
| Clarkdale, AZ (Town) |
| Clarke County, IA (County) |
| Clarke County, AL (County) |
| Clarke County, GA (County) |
| Clarke County, MS (County) |
| Clarke County, VA (County) |
