Khonuu is a rural locality and the administrative center of Momsky District in the Sakha Republic, Russia, located on the right bank of the Indigirka River. Population: 2,476 ; 2,494 ; 3,057. Khonuu is located approximately 800 kilometers northeast of the republic's capital city of Yakutsk, in the lowlands between the Moma Mountains to the northeast and the Che…Khonuu is a rural locality and the administrative center of Momsky District in the Sakha Republic, Russia, located on the right bank of the Indigirka River. Population: 2,476 ; 2,494 ; 3,057. Khonuu is located approximately 800 kilometers northeast of the republic's capital city of Yakutsk, in the lowlands between the Moma Mountains to the northeast and the Chersky Range to the southwest. It is also situated on the right bank of the Indigirka River, just downstream of the confluence with its tributary the Moma.