ZIP code 42445 is in Princeton (57% of residents), in Caldwell County (95%), Lyon County (2.4%), Hopkins County (2.1%) and Trigg County (<0.1%), Kentucky. 43% of its residents live outside city limits. It is in Kentucky's 1st congressional district. Its state senate districts are State Senate District 3 (95%), State Senate District 1 (2.5%) and State Senate District 4 (2.1%); its state house districts are State House District 8 (96%), State House District 6 (2.4%) and State House District 4 (2.1%).
18 voting precincts overlap ZIP 42445.
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:42445")
ZIP 42445 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.