Find Phone number, Location Address and all other information of Pak Oman Microfinance Bank Limited Orangi Town Service Center Karachi on Branches.pk, Pakistan’s Largest Branches Directory. You can contact them directly on Phone number 021-36694165, or you can visit their location in person, address location is: Plot No. 71. Sector No. 9 C1, opposite to PSO Petrol Pump, Orangi Township Karachi Orangitown. Pak Oman 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.