Sergeevka

a city (since 1969) and administrative center of Sergeevka Raion, Severo-Kazakhstan Oblast, Kazakh SSR; located on the Ishim River, 72 km northeast of Suly railroad station. Sergeevka has a powdered-milk plant, a brewery, and a plant producing reinforced-concrete products.

a climatic and pelotherapeutic health resort in the Odessa health resort area.