Populated places on the Irtysh River

Omsk (; , , ) is the administrative center and largest city of Omsk Oblast, Russia. It is situated in southwestern Siberia and has a population of over one million. Omsk is the third largest city in Siberia after Novosibirsk and Krasnoyarsk, and the twelfth-largest city in Russia. It is an important transport node, serving as a train station for the Trans-Siberian Railway and as a staging post for the Irtysh River.

Khanty-Mansiysk (; Khanty: , Jomvoćś; Mansi: , Abga) is a city in west-central Siberia in Russia. It lies on the eastern bank of the Irtysh River, from its confluence with the Ob, in the oil-rich region of Western Siberia. Though it is an independent city, Khanty-Mansiysk also functions as the administrative centre of Khanty-Mansiysky District, and the administrative center of Khanty-Mansi Autonomous Okrug–Yugra.

Tobolsk (, ) is a town in Tyumen Oblast, Russia, located at the confluence of the Tobol and Irtysh rivers. Founded in 1587, Tobolsk is the second-oldest Russian settlement east of the Ural Mountains in Asian Russia, and was the historic capital of the Siberia region. Population:

Pavlodar (; ; ) is a city in northeastern Kazakhstan and the capital of Pavlodar Region. It is located northeast of the national capital Astana and southeast of the Russian city of Omsk along the Irtysh River. In 2010, the city had a population of 331,710. The population of Pavlodar is composed predominantly of ethnic Kazakhs and Russians, with significant Ukrainian, German, Tatar and North Caucasian minorities. The city is served by Pavlodar Airport.

thumb|right|220px|NASA satellite photo of Semey Semey (; , formerly known as Semipalatinsk ( ) until 2007 and as Alash-Qala ( ) from 1917 to 1920, is a city in eastern Kazakhstan, in the Kazakh part of Siberia. When Abai Region was created in 2022, Semey became its administrative centre. It lies along the Irtysh River near the border with Russia, north of Almaty and southeast of the Russian city of Omsk. Its population is 312,764 (stat.gov.kz).

Öskemen ( ) or Ust-Kamenogorsk () is the largest city in eastern Kazakhstan and the administrative center of the East Kazakhstan Region.

town in Omsk Oblast, Russia

thumb|Sibier, the region and the city, can be seen on this map by Gerhard Mercator (published 1595), positioned on a left tributary of the [[Ob River. Mercator places Sibir correctly at about 58° northern latitude, but somewhat too much to the west.]]

city in Kazakhstan

town in Kazakhstan

county-level city in Xinjiang, China

city

Zhelezinka () is a settlement in Pavlodar Region, Kazakhstan. It is the capital of Zhelezin District and the administrative center of the Zhelezin Rural District (KATO code — 554230100). Population:

Novovarshavka () is an urban locality (an urban-type settlement) in Novovarshavsky District of Omsk Oblast, Russia. Population:

Terengkol ( ; ), formerly known as Kashyr until 2008, is a village in Pavlodar Region, Kazakhstan. It is the capital of Terengkol District and the administrative center of the Terengkol Rural District (KATO code — 554830100). Population:

Akkuly (; ), formerly known as Lebyazhye (Лебяжье) until 1999 and then renamed Akku (Аққу) until 2018, is a settlement in Pavlodar Region, Kazakhstan. It is the capital of Akkuly District and the administrative center of the Akkuly Rural District (KATO code — 555230100). Population:

village in Kazakhstan

Mayly (), Ozyornoye until 2023, is a settlement in Zhelezin District, Pavlodar Region, Kazakhstan. It is the administrative center of the Mayly Rural District (KATO code — 55425710). Population:

Koktokay (, Kazakh: Köktoğay qalaşığı) is a town of Fuyun County, Altay Prefecture, Xinjiang, China. The Irtysh River flows through Köktokay. It has abundant mineral and touristic resources, including the Koktokay National Geopark (). As of 2000 it had a population of 6,014.