Find Phone number, Location Address and all other information of FINCA Microfinance Bank Limited Mailsi Branch on Branches.pk, Pakistan’s Largest Branches Directory. You can contact them directly on Phone number 067-3750043, or you can visit their location in person, address location is: Khewat # 63/61, Khatoni # 87, Colony Road.. FINCA Microfinance Bank Limited branches are open from Monday to Friday from 9 AM to 5:30 PM, while some selected branches are open on Saturday.