Boundary Atlas

Alaska: cities, counties, ZIP codes and districts

Alaska has 1 congressional district, 20 state senate districts and 40 state house districts under the maps in force for November 3, 2026, plus 402 voting precincts, 30 counties, 355 cities, towns and Census-designated places, and 245 ZIP codes.

Cities and towns

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

Congressional districts (2026)

DistrictShort2020 population
Alaska's at-large congressional districtAK-AL733,391

ZIP codes in Alaska

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 Alaska. 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="AK")