ZIP code 25504 is in Barboursville (33% of residents) and Pea Ridge (13%), in Cabell County (99%) and Wayne County (0.9%), West Virginia. 54% of its residents live outside city limits. It is in West Virginia's 1st congressional district. Its state senate districts are State Senate District 5 (92%) and State Senate District 4 (8.2%); its state house districts are Delegate District 23 (76%), Delegate District 26 (18%), Delegate District 24 (4.0%), Delegate District 29 (0.8%), Delegate District 22 (0.8%) and Delegate District 28 (<0.1%).
16 voting precincts overlap ZIP 25504.
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:25504")
ZIP 25504 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.