Boundary Atlas

ZIP code 58220: Cavalier, ND

ZIP code 58220 is in Cavalier (55% of residents), in Pembina County (100%) and Cavalier County (0.5%), North Dakota. 45% of its residents live outside city limits. It is in North Dakota's at-large congressional district. Its state senate district is State Senate District 19; its state house district is State House District 19.

2,272residents (2020 Census)
176.4 sq miland area
1cities and towns
1congressional district
5voting precincts

See it on the mapAll of North Dakota

City and county

City or townShare of ZIP residents
Cavalier55%

CountyShare of ZIP residents
Pembina County100%
Cavalier County0.5%

Town or county subdivisionShare of ZIP residents
Cavalier city55%
Cavalier township23%
Akra township8.1%
Beaulieu township6.6%
Advance township5.5%
Thingvalla township0.7%
South Olga township0.5%
Hamilton township0.4%
Bathgate township0.3%
La Moure township<0.1%
St. Joseph townshipland only

Congressional district

Congressional districtShare of ZIP residents
North Dakota's at-large congressional district (ND-AL)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (ND-AL)Julie Fedorchak (R)202-225-2611100%
U.S. SenatorJohn Hoeven (R)202-224-2551 · contact formstatewide
U.S. SenatorKevin Cramer (R)202-224-2043 · contact formstatewide
State Senator (State Senate District 19)Janne Myrdal (R)100%
State Representative (State House District 19)Dave Monson (R)100%
State Representative (State House District 19)Karen Anderson (R)100%

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 19100%

State house districtShare of ZIP residents
State House District 19100%

Voting precincts

5 voting precincts overlap ZIP 58220. Map them, with each precinct's share of the ZIP's residents.

Get this in your AI agent

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:58220")

ZIP 58220 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.