ZIP code 19901 is in Dover (45% of residents), Highland Acres (9.5%), Dover Base Housing (7.6%), Kent Acres (5.8%) and Rising Sun-Lebanon (2.8%), in Kent County, Delaware. 29% of its residents live outside city limits. It is in Delaware's at-large congressional district. Its state senate districts are State Senate District 17 (47%), State Senate District 16 (46%) and State Senate District 14 (6.6%); its state house districts are State Representative District 32 (45%), State Representative District 34 (18%), State Representative District 28 (18%), State Representative District 31 (12%) and State Representative District 29 (6.8%).
26 voting precincts overlap ZIP 19901.
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:19901")
ZIP 19901 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.