Boundary Atlas

ZIP code 63377: Union, MO

ZIP code 63377 is in Silex (2.6% of residents), in Lincoln County, Missouri. 97% of its residents live outside city limits. It is in Missouri's 6th congressional district. Its state senate district is State Senate District 10; its state house districts are State House District 40 (98%) and State House District 41 (1.5%).

2,728residents (2020 Census)
129.4 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
Silex2.6%

CountyShare of ZIP residents
Lincoln County100%

Town or county subdivisionShare of ZIP residents
Union township41%
Millwood township25%
Nineveh township14%
Hawk Point township10%
Waverly township5.8%
Hurricane township3.7%
Bedford township0.5%

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 Representative (State House District 40)Chad Perkins (R)98%
State Representative (State House District 41)Doyle Justus (R)1.5%

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 10100%

State house districtShare of ZIP residents
State House District 4098%
State House District 411.5%

Voting precincts

6 voting precincts overlap ZIP 63377. Map them, with each precinct's share of the ZIP's residents.

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ZIP 63377 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.