OfficeMax Glenfield
- 93 Wairau Road, Glenfield, Auckland
Oikoumene Forest Ltd
- 197 Wishart Road, RD 2, Helensville, Auckland
Okra Espresso Lounge & Gallery
- 161 Sandringham Rd, Sandringham, Auckland
Omaha Bay Vineyard
- 189 Takatu Rd, Matakana
Office of the Ombudsmen
- Level 10, Forsyth Barr Tower, 55-65 Shortland Street, Auckland
Oceanz Seafood Downtown
- Cnr Jellicoe & Daldy St, Westhaven, Auckland Central
OCG Consulting Ltd Auckland
- Level 8 ANZ Centre, 23-29 Albert Street, Auckland
Onepoto School
- 17 Fraser Avenue, Northcote, Auckland
Organic Delights
- 867 kahikatea flat road, Waitooki
Onyx Group Ltd
- 17 The Concourse, Henderson, Auckland