How do i contact the office of the australian information commissioner? The Office of the Australian Information Commissioner Enquiries Line covers FOI and Privacy enquiries General enquiries People with hearing or speech disability can use the National Relay Service to access the department`s phone numbers. Call 1300 555 727 (speak and listen) or go to the NRS website for other options.How do i contact the australian high commission? To contact the High Commission, please call +44 (0) 20 7379 4334. For queries related to Australian citizenship, immigration or visas, please call +61 2 6196 0196 between 9 am to 5 pm (GMT) Monday to Friday.How do i contact the australian public service commission? Sydney office The Sydney Office of the Australian Public Service Commission can be contacted using the following details: Level 22, 580 George Street, SYDNEY NSW 2000 Postal address: PO Box 20636, World Square Post Office, SYDNEY NSW 2002How do i contact the national information service in australia? General enquiries: 1300 369 711. Hours are 9:00 AM - 5:00 PM AEST.. National Information Service: Monday to Friday between the hours of 10:00 AM and 1:30 PM AEST. Enquiries can be made by phone on 1300 656 419 or in writing.