Boundary Atlas

ZIP code 65661: Greenfield, MO

ZIP code 65661 is in Greenfield (50% of residents), in Dade County, Missouri. 50% of its residents live outside city limits. It is in Missouri's 4th congressional district. Its state senate district is State Senate District 20; its state house district is State House District 127.

2,422residents (2020 Census)
86.2 sq miland area
1cities and towns
1congressional district
6voting precincts

See it on the mapAll of Missouri

City and county

City or townShare of ZIP residents
Greenfield50%

CountyShare of ZIP residents
Dade County100%

Town or county subdivisionShare of ZIP residents
Center township76%
Sac township13%
North township5.2%
Ernest township1.9%
Polk township1.5%
Pilgrim township1.1%
Washington township0.8%
Lockwood township0.5%

Congressional district

Congressional districtShare of ZIP residents
Missouri's 4th congressional district (MO-04)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (MO-04)Mark Alford (R)202-225-2876100%
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 20)Curtis Trent (R)100%
State Representative (State House District 127)Ann Kelley (R)100%

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 20100%

State house districtShare of ZIP residents
State House District 127100%

Voting precincts

6 voting precincts overlap ZIP 65661. Map them, with each precinct's share of the ZIP's residents.

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Your agent can get these cities, counties, districts and precincts with their shares, and their GeoJSON boundaries, from Boundary Atlas. Add https://atlas-production-d344.up.railway.app/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:

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ZIP 65661 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.