Tununak, AK

ZIP code 99681 serves Toksook Bay, a Yup’ik community on Nelson Island in Alaska’s Yukon–Kuskokwim Delta, near the Bering Sea. The settlement is surrounded by low tundra, wetlands, and coastal waters. Key local landmarks include Toksook Bay Airport, the community’s primary air connection, and Toksook Bay School. The nearby shoreline and island bays define the community’s setting.