Line 6 is coloured pink is Tehran Metro system maps; it is a 67.5-kilometer-long (41.9 mi) regional rail line and has twelve stations.[2] Entering the area of Karaj with main stations at Karaj and Golshahr. It connects with the western end of Line 2 at Tehran (Sadeghiyeh) station. A western extension towards Hashtgerd has been inaugurated in December 2019

Tehran Metro Line 6