Boundary Atlas

ZIP code 68138: Chalco, NE

ZIP code 68138 is in Chalco (90% of residents) and La Vista (1.0%), in Sarpy County, Nebraska. 9.2% of its residents live outside city limits. It is in Nebraska's 1st congressional district (100%) and Nebraska's 2nd congressional district (0.2%). Its state senate districts are State Senate District 49 (100%) and State Senate District 36 (<0.1%).

12,327residents (2020 Census)
11.1 sq miland area
4cities and towns
2congressional districts
10voting precincts

See it on the mapAll of Nebraska

City and county

City or townShare of ZIP residents
Chalco90%
La Vista1.0%
Papillion0.5%
Gretna0.1%

CountyShare of ZIP residents
Sarpy County100%

Town or county subdivisionShare of ZIP residents
Richland VIII precinct19%
Richland VI precinct13%
Richland II precinct12%
Richland III precinct12%
Richland V precinct11%
Richland IV precinct11%
Richland VII precinct10%
Richland I precinct9.6%
La Vista precinct1.0%
Papillion precinct0.5%
Forest City No. 1 precinct0.1%

Congressional districts

Congressional districtShare of ZIP residents
Nebraska's 1st congressional district (NE-01)100%
Nebraska's 2nd congressional district (NE-02)0.2%

This ZIP is split between districts. A mailing address in it could be in either; the map or locate_point gives the district for an exact address.

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (NE-01)Mike Flood (R)202-225-4806100%
U.S. Representative (NE-02)Don Bacon (R)202-225-41550.2%
U.S. SenatorDeb Fischer (R)202-224-6551 · contact formstatewide
U.S. SenatorPete Ricketts (R)202-224-4224 · contact formstatewide
State Senator (State Senate District 49)Bob Andersen (Nonpartisan)100%
State Senator (State Senate District 36)Rick Holdcroft (Nonpartisan)<0.1%

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).

Local government

State legislative districts

State senate districtShare of ZIP residents
State Senate District 49100%
State Senate District 36<0.1%

Voting precincts

10 voting precincts overlap ZIP 68138. 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:68138")

ZIP 68138 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.