ZIP code 83540 is in Lapwai (50% of residents) and Sweetwater (6.7%), in Nez Perce County, Idaho. 43% of its residents live outside city limits. It is in Idaho's 1st congressional district. Its state senate districts are State Senate District 6 (100%) and State Senate District 7 (0.3%); its state house districts are State House District 6 (100%) and State House District 7 (0.3%).
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).
4 voting precincts overlap ZIP 83540.
Map them, with each precinct's share of the ZIP's residents.
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related_geographies(id="us:zcta:83540")
ZIP 83540 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.