Jallah Jeem (Urdu: جلّہ جِيم) is the third largest city in the Vehari District of Punjab, Pakistan.

[4] Towns in Jallah Jeem: Religions in Jallah jeem(2017 Census)[6] It is located 10 kilometres (6.2 mi) in the north-west of Mailsi, and is 17 kilometres (11 mi) from Mailsi-Syphon Bridge on Sutlej river.

The reduced water flow in the river had a pronounced effect on the flora and fauna of the area.

The Jallah and Mailsi Siphon was built to control the water flow in the Sidhnai Link Canal and Sutlej river under the treaty.

Jallah Jeem has an arid climate with hot summers and mild winters.