Boundary Atlas

Arkansas: cities, counties, ZIP codes and districts

Arkansas has 4 congressional districts, 35 state senate districts and 100 state house districts under the maps in force for November 3, 2026, plus 2,920 voting precincts, 75 counties, 626 cities, towns and Census-designated places, and 615 ZIP codes.

Cities and towns

Largest first. Each page lists the city's county, districts and ZIP codes.

Congressional districts (2026)

DistrictShort2020 population
Arkansas's 1st congressional districtAR-01752,509
Arkansas's 2nd congressional districtAR-02752,710
Arkansas's 3rd congressional districtAR-03753,219
Arkansas's 4th congressional districtAR-04753,086

ZIP codes in Arkansas

Each page lists the ZIP's congressional and legislative districts, with population shares where it's split.

Get this in your AI agent

Your agent can list, look up and map every district and precinct in Arkansas. Add https://atlas-production-d344.up.railway.app/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:

list_geographies(country="US", level="congressional_district", region="AR")