- O'Reily Ave
- Oak Grv
- Oak Park Ave
- Oban Cres
- Oban St
- Ohariu Rd
- Ohariu Valley Rd
- Ohiro Rd
- Oku St
- Old Bullock Rd
- Old Coach Rd
- Old Karori Rd
- Old Porirua Rd
- Oldham Way
- Olivia Cres
- Omar St
- Omega St
- Onehunga Rd
- Onepu Rd
- Ongley Cres
- Onslow Rd
- Onslow Terrace
- Ontario St
- Opau Road
- Orange Grv
- Orangi Kaupapa Rd
- Orari St
- Orchard St
- Orchy Cres
- Ordley Grv
- Oriel Ave
- Oriel Pl
- Oriental Pde
- Oriental Tce
- Orissa Cres
- Orleans St
- Oswald Cres
- Otaki St
- Otonga Way
- Ottawa Rd
- Overtoun Tce
- Owen St
- Owhiro Bay Pde
- Oxford St
- Oxford Tce