Where is Irtyshskiy?

Novoomskiy18.5 km · 11.5 mi → Omsk24.2 km · 15.1 mi → Tavricheskoye25.7 km · 16.0 mi → Vkhodnoy30.7 km · 19.1 mi → Luzino38.3 km · 23.8 mi → Azovo38.3 km · 23.8 mi → Kormilovka39.1 km · 24.3 mi → Beregovoy46.3 km · 28.7 mi → Krasnyy Yar63.6 km · 39.5 mi → Krasnoyarka65.0 km · 40.4 mi → Krutaya Gorka65.5 km · 40.7 mi → Pavlogradka68.1 km · 42.3 mi →

Azovo54.69972, 73.02367 → Beregovoy55.17301, 73.21984 → Bol’sherech’ye56.09252, 74.62716 → Cherlak54.15500, 74.80550 → Kalachinsk55.05286, 74.57511 → Kolosovka56.46779, 73.61096 →