Last updated: 20 February 2025
| Packhouse name | Region | Registration code |
|---|---|---|
| A S Wilcox & Sons Ltd | Pukekohe | ONZI2569 |
| Apatu Farms | Hastings | ONZI2568 |
| Balle Bros | Pukekohe | ONZI2571 |
| BE & MK Carter Ltd | Auckland | ONZI2615 |
| Bostock New Zealand | Hastings | ONZI2577 |
| Brownrigg Agriculture Group Limited | HASTINGS | ONZI2611 |
| Harvest Fresh Ltd | Pukekohe | ONZI2675 |
| Hinemoa Quality Producers Ltd | Tuakau | ONZI2575 |
| Hira Bhana Co Ltd | Pukekohe | ONZI2576 |
| Jivan Produce Ltd | Pukekohe | ONZI2578 |
| Lovett Family Farms | Ashburton | ONZI2579 |
| Lynchris Farming Ltd | Leeston | ONZI2580 |
| Masters Produce Ltd | Pukekawa | ONZI2581 |
| Masters Produce Ltd | Bombay | ONZI2582 |
| Molloy Farms (2022) Ltd | Auckland | ONZ2682 |
| NZ Onion Company | Pukekohe | ONZ2681 |
| O'Neill Growers Ltd | Rakaia | ONZI2583 |
| Parlato Farming Co Ltd | Foxton | ONZI2585 |
| Produce Agencies | Pukekohe | ONZI2676 |
| R.C. Wymer Ltd | Pukekohe | ONZI2587 |
| Reid Brothers (Waiuku) Ltd | Waiuku | ONZI2588 |
| Scottville Farm | Canterbury | ONZI2645 |
| Southern Packers Limited | Timaru | ONZI2590 |
| ST Packers Ltd | Tuakau | ONZI2591 |
| Summerlea Onions | Rakaia | ONZI2592 |
| Wai Shing Ltd | Pukekohe | ONZI2593 |
| Waione Co Ltd/ Desloe Produce | Pukekohe | ONZI2594 |
