ZIP code 63834 is in Charleston (82% of residents) and Diehlstadt (2.5%), in Mississippi County (94%) and Scott County (6.0%), Missouri. 16% of its residents live outside city limits. It is in Missouri's 8th congressional district. Its state senate districts are State Senate District 25 (94%) and State Senate District 27 (6.0%); its state house districts are State House District 149 (94%) and State House District 148 (6.0%).
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).
13 voting precincts overlap ZIP 63834.
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:
related_geographies(id="us:zcta:63834")
ZIP 63834 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.