Boundary Atlas

ZIP code 65348: Otterville, MO

ZIP code 65348 is in Otterville (35% of residents), in Cooper County (77%), Morgan County (21%) and Pettis County (2.4%), Missouri. 65% of its residents live outside city limits. It is in Missouri's 3rd congressional district (77%) and Missouri's 4th congressional district (23%). Its state senate districts are State Senate District 21 (77%), State Senate District 6 (21%) and State Senate District 28 (2.4%); its state house districts are State House District 48 (77%), State House District 58 (21%) and State House District 52 (2.4%).

1,263residents (2020 Census)
71.0 sq miland area
1cities and towns
2congressional districts
5voting precincts

See it on the mapAll of Missouri

City and county

City or townShare of ZIP residents
Otterville35%

CountyShare of ZIP residents
Cooper County77%
Morgan County21%
Pettis County2.4%

Town or county subdivisionShare of ZIP residents
Otterville township59%
Richland township21%
Lebanon township17%
Smithton township2.4%
Kelly township1.1%

Congressional districts

Congressional districtShare of ZIP residents
Missouri's 3rd congressional district (MO-03)77%
Missouri's 4th congressional district (MO-04)23%

This ZIP is split between districts. A mailing address in it could be in either; the map or locate_point gives the district for an exact address.

Members of Congress

OfficeMemberContactShare of residents
U.S. Representative (MO-03)Robert F. Onder, Jr. (R)202-225-295677%
U.S. Representative (MO-04)Mark Alford (R)202-225-287623%
U.S. SenatorEric Schmitt (R)202-224-5721 · contact formstatewide
U.S. SenatorJosh Hawley (R)202-224-6154 · contact formstatewide

Members serving now (119th Congress, until January 3, 2027). Source: Members of Congress: the @unitedstates project, congress-legislators (CC0).

State legislative districts

State senate districtShare of ZIP residents
State Senate District 2177%
State Senate District 621%
State Senate District 282.4%

State house districtShare of ZIP residents
State House District 4877%
State House District 5821%
State House District 522.4%

Voting precincts

5 voting precincts overlap ZIP 65348. 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://atlas-production-d344.up.railway.app/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:

related_geographies(id="us:zcta:65348")

ZIP 65348 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.