The A1 highway passes 1 kilometer (0.62 mi) to the west of the western edge of the lake.

[2][3] Zhamantuz is an endorheic lake part of the Ishim river basin.

Smaller lake Kishkenesor extends to the east of its eastern shore, separated from Zhamantuz by a 0.7 kilometers (0.43 mi) wide strip of land.

The southwestern side of larger lake Shaglyteniz lies 30 kilometers (19 mi) further to the east.

[1] The last stretch of the Shagalaly river flows 33 kilometers (21 mi) to the ESE of the eastern side.