Headquarters of the Australian Hydrographic Service, the Australian Hydrographic Office (AHO) is located in Wollongong, NSW, and has a staff of 120 civilian and Naval personnel. The facility was purpose-built, and opened in 1994.

Specialist staff in this office receive hydrographic data from a variety of sources from which they produce the paper and electronic navigational products for mariners.

The AHO employs civilian staff in a range of disciplines including cartography, GIS, information technology, financial management, records management and librarianship, human resource management, product control and distribution, quality control, nautical data assessment and tidal analysis.