ORB Communications Ltd
- Level 1, 214 Karangahape Road, Auckland
Orcon Internet Limited
- 28 The Warehouse Way, Northcote, North Shore
Oranga School
- 21 Rangipawa Road, One Tree Hill, Auckland
Orange Productions – Exceptional Events Management & Design
- 6 Henderson Place Onehunga
Organic Delights
- 867 kahikatea flat road, Waitooki
Orion Health Ltd
- Orion House, 181 Grafton Road, Grafton, Auckland 1010
Orlando Private Florist
- Ground Floor, George Courts Building, 238 Karangahape Road, Auckland
Osbournes Ltd
- 117 Mays Road, Onehunga, Auckland
Oteha Valley School
- Medallion Drive, Albany, North Shore
Otis Elevator Company Ltd
- 3 Fisher Crescent, Mt Wellington, Auckland
Out West Western Saddlery
- Unit A1 Waimauku Village, 5-15 Factory Road, Waimauku, Auckland
Oxygen Business Solutions Ltd
- 173 Captain Springs Road, Onehunga, Auckland