Supply Depots were initially named based on the district they belonged to: In 1968 a regional based numbering system was adopted Some exceptions were: When the Royal New Zealand Army Service Corps(RNZASC) became the Royal New Zealand Corps of Transport (RNZCT) in 1979, the supply functions were transferred to the RNZAOC with the 1st number signifying the location with the 2nd number been 4 for all Supply Platoons: Exceptions were: 9 Magazines Operational from 1943.
The depot with a storage capacity of 25,000 sq ft in 8 'Adams type' Buildings was Handed over to the NZ Army by 1949.
Stores Depot Workshops Few records trace with any accuracy New Zealand Ordnance units that served overseas in the First World War.
No Standalone units but individual RNZAOC personnel served in 4 Ordnance Composite Depot (4 OCD) RAOC.
[37] No standalone RNZAOC units, but individual RNZAOC personnel may have served in the following British and Commonwealth Ordnance units: The RNZAOC (with RNZCT, RNZEME, RNZSig, RNZMC specialist attachments) contributed to the New Zealand Governments commitment to the International and United Nations Operation in Somalia(UNOSOM) efforts in Somalia with: During New Zealand's commitment to the war in South Vietnam (29 June 1964 – 21 December 1972).