Boundary Atlas

Oklahoma's 3rd congressional district (OK-03)

Oklahoma's 3rd congressional district (OK-03) covers parts or all of 32 counties, including Alfalfa County, Beaver County, Beckham County, Blaine County, Caddo County and Cimarron County, and 252 ZIP codes (208 wholly inside it). Its 2020 population was 791,871. This is the map in force for the November 3, 2026 election.

791,871residents (2020 Census)
32counties
252ZIP codes
461voting precincts

Who represents OK-03

OfficeMemberContact
U.S. Representative (OK-03)Frank D. Lucas (R)202-225-5565
U.S. SenatorAlan Armstrong (R)202-224-4721
U.S. SenatorJames Lankford (R)202-224-5754 · contact form

Officials serving now (members of Congress until January 3, 2027). Sources: Members of Congress: the @unitedstates project, congress-legislators (CC0).

Counties

CountyShare of the county's residents in OK-03
Alfalfa County100%
Beaver County100%
Beckham County100%
Blaine County100%
Caddo County100%
Cimarron County100%
Custer County100%
Dewey County100%
Ellis County100%
Garfield County100%
Grant County100%
Greer County100%
Harmon County100%
Harper County100%
Jackson County100%
Kay County100%
Kingfisher County100%
Kiowa County100%
Major County100%
Noble County100%
Osage County100%
Pawnee County100%
Payne County100%
Roger Mills County100%
Texas County100%
Washita County100%
Woods County100%
Woodward County100%
Canadian County45%
Creek County44%
Oklahoma County23%
Logan County9.4%

ZIP codes

Percentages mark ZIPs only partly in OK-03: the share of that ZIP's residents inside it.

Towns

Altus CCD, Altus South CCD, Alva CCD, Anadarko CCD, Apache CCD, Barnsdall CCD, Billings CCD, Binger-Hinton CCD, Blackwell CCD, Boise City CCD, Braman CCD, Bristow CCD, Bristow South CCD, Buffalo CCD, Butler CCD, Canton CCD, Carmen CCD, Carnegie CCD, Carter CCD, Central Washita CCD, Cherokee CCD, Cheyenne CCD, Cleveland CCD, Clinton CCD, Crescent CCD, Cushing CCD, Custer City CCD, Cyril-Cement CCD, Drumright CCD, East Jackson CCD, East Major CCD, East Noble CCD, East Roger Mills CCD, Elk City CCD, Enid CCD, Erick CCD, Fairfax CCD, Fairview CCD, Fort Cobb CCD and Geary CCD and others.

Get this in your AI agent

Your agent can draw every precinct in OK-03, or list them with population shares (related_geographies). Add https://boundarymcp.com/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:

get_boundaries(id="us:congressional_district:4003", children_level="precinct", include_districts=True)