Contact Information
Australian Hydrographic Office 
Location:
8 Station St
Wollongong NSW 2500
Postal Address:
Locked Bag 8801
Wollongong
NSW 2500
Phone: +61 (0) 2 4223 6500
Fax: +61 (0) 2 4223 6599
Website: www.hydro.gov.au
Email Contacts
If you need to contact the AHO for any reason, please use the email addresses below:
- Maritime Gazetteer of Australia, Maritime geographic and undersea feature names, maritime boundaries, charted wrecks, limits of oceans and seas, naval waters, navigational marks, nautical publications, information and hydrographic history: datacentre@hydro.gov.au
- National & International Secretariat: international.relations@hydro.gov.au
- Notices to Mariners - Reporting new or altered information, feedback on updates required to charts: datacentre@hydro.gov.au
- eNotices - Registration Issues, Unsubscription, Changes: enotices@hydro.gov.au
- Products - Wholesale Orders and Enquiries, Publicity and Promotion: hydro.sales@defence.gov.au
- Survey and Chart data - Availability, Access and Licensing: hydro.licensing@defence.gov.au
- Survey Ships & Units Survey Planning: hydro.plans@defence.gov.au
- Technical Support - Electronic Charts: hydro.techsupport@defence.gov.au
- Tides and Tide Tables, Datums and Datum shifts (horizontal and vertical) - Enquiries, Support and Feedback: tides.support@defence.gov.au
- Website Issues: webmaster@hydro.gov.au