| Our Lady Of The Rosary | — | — | — | |
| Our Lady of the Rosary | — | 5035 Pahiatua Pongaroa Road, Pongaroa | — | |
| Our Lady Of The Immaculate Conception Catholic Church | — | 19 Hislop Street, Geraldine, 7930 | — | |
| Our Lady of the Assumption Catholic Church | — | 130 Church Street, Auckland, 1061 | — | |
| Our Lady of the Assumption | — | 170 Hoon Hay Road, Christchurch, 8025 | — | |
| Our Lady of the Antipodes | — | — | — | |
| Our Lady of the Alps | — | — | — | |
| Our Lady Of Tenderness | — | — | — | |
| Our Lady Of Pukekaraka | — | — | — | |
| Our Lady of Perpetual Help Church | — | 35 William Street, Richmond, 7020 | — | |
| Our Lady of Peace Parish | — | 5 Liddle Street, Roxburgh, 9500 | — | |
| Our Lady Of Lourdes Shrine | — | — | — | |
| Our Lady of Lourdes Shrine | — | — | — | |
| Our Lady of Lourdes Shrine | — | — | — | |
| Our Lady of Lourdes Shrine | — | — | — | |
| Our Lady of Lourdes Parish | — | 85 Te Mata Road, Havelock North, 4130 | — | |
| Our Lady of Lourdes Grotto | — | — | — | |
| Our Lady of Lourdes | — | 7 Glendale Road, Auckland, 0602 | — | |
| Our Lady of Lourdes | — | 96 Shamrock Street, Palmerston North, 4412 | — | |
| Our Lady of Kāpiti Church & Parish Centre | — | 20 Milne Drive, Paraparaumu, 5032 | — | |
| Our Lady Of Kāpiti | — | — | — | |
| Our Lady of Grace Parish Heretaunga | — | 5 Palmer Crescent, Upper Hutt, 5019 | — | |
| Our Lady Of Fátima Shrine | — | — | — | |
| Our Lady of Fatima Parish | — | 4 Lucia Glade, Auckland, 1072 | — | |
| Our Lady of Fatima Church - Tawa | — | 169 Main Road, Wellington, 5028 | — | |
| Our Lady Help of Christians Parish, Culverden | — | 12 Montrose Avenue, Culverden, 7392 | — | |
| Our Lady Help of Christians Parish | — | 24 Clinton Street, New Plymouth, 4312 | — | |
| Our Lady Help of Christians Catholic Church | — | — | — | |
| Our City Church | — | 133 Central Park Drive, Auckland, 0610 | — | |
| Otumoetai Church of Christ | — | 258 Ngatai Road, Tauranga, 3110 | — | |
| Otumoetai Baptist Church | — | 241 Otumoetai Road, Tauranga, 3110 | — | |
| Otorohanga Baptist Church | — | 8 Ranfurly Street, Ōtorohanga, 3900 | — | |
| Otaua Combined Church | — | — | — | |
| Otara Tongan Assembly of God | — | Bairds Road & Newbury Road, Auckland, 2023 | — | |
| Otara Seventh-Day Adventist Church | — | 86 Bairds Road, Auckland, 2023 | — | |
| Otara Samoan Assembly of God | — | 32 Kerwyn Avenue, 2013 | — | |
| Otara Pacific Island Presbyterian Church | — | — | — | |
| Otara Christian Fellowship | — | 201 Preston Road, Auckland, 2023 | — | |
| Otamatea Cooperating Parish | — | 4 Hook Road, Kaipara, 0571 | — | |
| Otakou Maori Memorial Methodist Church | — | — | — | |
| Otaki Presbyterian Church | — | 249 Mills Road, Wellington, 5512 | — | |
| Otahuhu Tongan Assembly of God | — | 77 Station Road, Auckland, 2025 | — | |
| Otahuhu Methodist Church | — | 498 Great South Road, Auckland, 1062 | — | |
| Otahuhu Community Baptist Church | — | 45 Mason Avenue, Auckland, 1062 | — | |
| Orthodox Church of Christ the Saviour | — | 9 Tikorangi Road, Portland, 0178 | — | |
| Ormond Chapel | — | 55 Chaucer Road South, Hospital Hill | — | |
| Ormiston Community Baptist Church | — | 275 Ormiston Road, Auckland, 2016 | — | |
| Orewa Community Church | — | 235 Hibiscus Coast Highway, Whangaparāoa, 0932 | — | |
| Oratory of Our Mother of Perpetual Succour | — | — | — | |
| Oratia Combined Church | — | 1-5 Parker Road, Auckland, 0604 | — | |