Boundary Atlas

ZIP code 74370: Ottawa County, OK

ZIP code 74370 is in Wyandotte (13% of residents), in Ottawa County (93%) and Delaware County (7.5%), Oklahoma. 87% of its residents live outside city limits. It is in Oklahoma's 2nd congressional district. Its state senate districts are State Senate District 1 (93%) and State Senate District 4 (7.5%); its state house district is State House District 7.

3,617residents (2020 Census)
108.1 sq miland area
1cities and towns
1congressional district
3voting precincts

See it on the mapAll of Oklahoma

City and county

City or townShare of ZIP residents
Wyandotte13%

CountyShare of ZIP residents
Ottawa County93%
Delaware County7.5%

Town or county subdivisionShare of ZIP residents
Wyandotte CCD86%
Grove CCD7.5%
Quapaw CCD6.4%

Congressional district

Congressional districtShare of ZIP residents
Oklahoma's 2nd congressional district (OK-02)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (OK-02)Josh Brecheen (R)202-225-2701100%
U.S. SenatorAlan Armstrong (R)202-224-4721statewide
U.S. SenatorJames Lankford (R)202-224-5754 · contact formstatewide
State Senator (State Senate District 1)Micheal Bergstrom (R)93%
State Senator (State Senate District 4)Tom Woods (R)7.5%
State Representative (State House District 7)Steve Bashore (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 193%
State Senate District 47.5%

State house districtShare of ZIP residents
State House District 7100%

Voting precincts

3 voting precincts overlap ZIP 74370. 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:

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ZIP 74370 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.