Boundary Atlas

ZIP code 64646: Humphreys, MO

ZIP code 64646 is in Humphreys (29% of residents), in Sullivan County (91%) and Linn County (9.5%), Missouri. 71% of its residents live outside city limits. It is in Missouri's 6th congressional district. Its state senate district is State Senate District 12; its state house districts are State House District 3 (91%) and State House District 7 (9.5%).

306residents (2020 Census)
48.6 sq miland area
1cities and towns
1congressional district
5voting precincts

See it on the mapAll of Missouri

City and county

City or townShare of ZIP residents
Humphreys29%

CountyShare of ZIP residents
Sullivan County91%
Linn County9.5%

Town or county subdivisionShare of ZIP residents
Bowman township59%
Taylor township29%
Jackson township9.5%
Duncan township2.0%

Congressional district

Congressional districtShare of ZIP residents
Missouri's 6th congressional district (MO-06)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (MO-06)Sam Graves (R)202-225-7041100%
U.S. SenatorEric Schmitt (R)202-224-5721 · contact formstatewide
U.S. SenatorJosh Hawley (R)202-224-6154 · contact formstatewide
State Senator (State Senate District 12)Rusty Black (R)100%
State Representative (State House District 3)Danny Busick (R)91%
State Representative (State House District 7)Peggy McGaugh (R)9.5%

Officials serving now (members of Congress until January 3, 2027). Sources: State legislators: Open States (public domain); Members of Congress: the @unitedstates project, congress-legislators (CC0).

Local government

State legislative districts

State senate districtShare of ZIP residents
State Senate District 12100%

State house districtShare of ZIP residents
State House District 391%
State House District 79.5%

Voting precincts

5 voting precincts overlap ZIP 64646. Map them, with each precinct's share of the ZIP's residents.

Get this in your AI agent

Your agent can get these cities, counties, districts and precincts with their shares, and their GeoJSON boundaries, from Boundary Atlas. Add https://boundarymcp.com/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:

related_geographies(id="us:zcta:64646")

ZIP 64646 here is the Census Bureau's ZIP Code Tabulation Area, which approximates the USPS ZIP Code; PO-box-only ZIPs have none. Districts are the maps in force for the November 3, 2026 election.