16th district
- 16th Legislative District (New Jersey)
- 16th Utah Senate District
- 16th arrondissement of Marseille
- 16th arrondissement of Paris
- California's 16th State Senate district
- California's 16th congressional district
- Florida's 16th congressional district
- Illinois's 16th congressional district
- Massachusetts's 16th congressional district
- Michigan's 16th congressional district
- Missouri's 16th congressional district
- New York's 16th congressional district
- Ohio's 16th congressional district
- Pennsylvania House of Representatives, District 16
- Pennsylvania Senate, District 16
- Pennsylvania's 16th congressional district
- Texas Senate, District 16
- Texas's 16th congressional district
- Virginia Senate, District 16
- Virginia's 16th congressional district
- Wisconsin Senate, District 16