ZIP code 63128 is in Concord (41% of residents), Sappington (12%) and Sunset Hills (8.0%), in St. Louis County, Missouri. 39% of its residents live outside city limits. It is in Missouri's 2nd congressional district. Its state senate districts are State Senate District 1 (53%) and State Senate District 24 (47%); its state house districts are State House District 95 (39%), State House District 92 (36%), State House District 94 (16%) and State House District 96 (9.6%).
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).
28 voting precincts overlap ZIP 63128.
Map them, with each precinct's share of the ZIP's residents.
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related_geographies(id="us:zcta:63128")
ZIP 63128 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.