ZIP code 89142 is in Sunrise Manor, in Clark County, Nevada. It is in Nevada's 1st congressional district. Its state senate district is State Senate District 21; its state house districts are Assembly District 12 (77%) and Assembly District 14 (23%).
13 voting precincts overlap ZIP 89142.
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:89142")
ZIP 89142 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.