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Please note that Directory.gov.au is being progressively updated following the 2025 Federal Election, the Administrative Arrangements Order (AAO) on 13 May 2025 and the amendment to the AAO on 26 July 2025.

Your guide to the structures, organisations and key people in the Australian Government

List of enquiry lines

Find enquiry lines and hotlines for Australian Government departments and agencies.
Title Enquiries Hours of Operation Additional Information
National Museum of Australia Phone: 1800 026 132
 Hours of Operation: Business Hours
 General Enquiries
National Relay Service Help making a telephone call:
•If you are d/Deaf, hard of hearing, or have a speech/communication difficulty
•You can contact us through the National Relay Service (NRS)

http://relayservice.gov.au/
National Security Hotline Phone: 1800 123 400
 Hours of Operation: 24 hrs/day - 7 days/week
 Report activities relevant to national security.
Nominal Rolls Phone: 1300 780 133
 A Nominal Roll is a list of the names of veterans who have served in a particular conflict in which Australia has participated.
Notifying Work-Related Incidents Phone: 1300 366 979
 Service for notifying work related incidents to Comcare.

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