- http://www.omakauhotel.co.nz
- (03) 447 3715
- 1 Harvey Street, Omakau
- http://www.ohaupo.school.nz
- 07 823 6736
- Great South Road, R D 1, Ohaupo
- http://www.ombudsmen.govt.nz
- (09) 379 6102
- Level 10, Forsyth Barr Tower, 55-65 Shortland Street, Auckland
- http://www.oceanialiving.co.nz
- 03 348 2998
- 88 Main South Rd, Christchurch
- http://www.oikoumene.co.nz
- 09 420 8706
- 197 Wishart Road, RD 2, Helensville, Auckland
- http://www.omegaseafood.com
- 09 573 1274
- 4 Seafair Close, Cloudy Bay Business Park, Blenheim