Find Phone number, Location Address and all other information of Al Meezan Investments Jinnah Avenue Branch Islamabad on Branches.pk, Pakistan’s Largest Branches Directory. You can contact them directly on Phone number 92 (51) 2276712-5, or you can visit their location in person, address location is: Jinnah Avenue branch. 37-B, Tahir Plaza, Blue Area Jinnah Avenue, Islamabad.. Al Meezan Investments branches are open from Monday to Friday from 9 AM to 5:30 PM, while some selected branches are open on Saturday.