Boundary Atlas

ZIP code 63351: Jonesburg, MO

ZIP code 63351 is in Jonesburg (43% of residents), in Montgomery County (68%) and Warren County (32%), Missouri. 57% of its residents live outside city limits. It is in Missouri's 3rd congressional district (78%) and Missouri's 2nd congressional district (22%). Its state senate districts are State Senate District 10 (68%) and State Senate District 26 (32%); its state house district is State House District 42.

1,766residents (2020 Census)
55.5 sq miland area
1cities and towns
2congressional districts
6voting precincts

See it on the mapAll of Missouri

City and county

City or townShare of ZIP residents
Jonesburg43%

CountyShare of ZIP residents
Montgomery County68%
Warren County32%

Town or county subdivisionShare of ZIP residents
Bear Creek township68%
Bridgeport township21%
Camp Branch township5.6%
North Elkhorn township5.5%

Congressional districts

Congressional districtShare of ZIP residents
Missouri's 3rd congressional district (MO-03)78%
Missouri's 2nd congressional district (MO-02)22%

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.

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (MO-03)Robert F. Onder, Jr. (R)202-225-295678%
U.S. Representative (MO-02)Ann Wagner (R)202-225-162122%
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 26)Ben Brown (R)32%
State Representative (State House District 42)Jeff Myers (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 1068%
State Senate District 2632%

State house districtShare of ZIP residents
State House District 42100%

Voting precincts

6 voting precincts overlap ZIP 63351. 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:63351")

ZIP 63351 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.