| Matua Community Baptist Church | — | — | — | |
| Matawhero Historic Church | — | 24 Church Lane, Gisborne, 4071 | — | |
| Mataura Presbyterian Church | — | 60 Kana Street, Mataura | — | |
| Mataura Christian Church | — | 93 Main Street, Mataura, 9712 | — | |
| Matamata Union Parish | — | 31 Peria Road, Matamata, 3400 | — | |
| Matamata Bible Church | — | 11 Meura Street, Matamata, 3400 | — | |
| Matamata Baptist Church | — | 26 Tower Road, Matamata, 3400 | — | |
| Matagofie Samoan Assembly of God / Mount Wellington Samoan Assembly of God | — | 15 Barrack Road, Auckland, 1060 | — | |
| Masterton Seventh Day Adventist Church | — | — | — | |
| Masterton Samoan Assembly of God | — | 49 Bannister Street, Masterton, 5810 | — | |
| Masterton Community Church | — | 117 Ngaumutawa Road, Masterton, 5810 | — | |
| Masterton Baptist Church | — | 12 Renall Street, Masterton, 5810 | — | |
| Masterton Assemblies Of God | — | 16/17 Villa Street | — | |
| Massey Presbyterian Church | — | 510 Don Buck Road, Auckland, 0614 | — | |
| Massey Methodist Church | — | — | — | |
| Massey Community Church | — | 8 Vadam Road, Auckland, 0614 | — | |
| Massey Catholic Parish Church / Saint Pauls Parish | — | 162 Waimumu Road, Auckland, 0614 | — | |
| Masonic Hall | — | — | — | |
| Mascot Avenue Bible Chapel | — | 56 Mascot Avenue, Auckland, 2022 | — | |
| Mary's Chapel | — | — | — | |
| Mary Of The Crossroads / Our Lady Of Ōmāhu | — | — | — | |
| Marton Methodist Church | — | 94 Pukepapa Road, Marton, 4710 | — | |
| Marton Elm Church | — | 305 Broadway, Marton, 4710 | — | |
| Marton Bible Chapel | — | 9 Hereford Street, Marton, 4710 | — | |
| Marlborough Bible Baptist Church | — | 49 Wither Road, Blenheim, 7201 | — | |
| Marist Centre | — | — | — | |
| Maria Assumpta Catholic Church | — | 198 Beach Haven Road, Auckland, 0626 | — | |
| Mardon Road Church | — | 86 Mardon Road, Hamilton, 3214 | — | |
| Marcellin College Catholic Church | — | — | — | |
| Maranatha Fellowship Seventh Day Adventist Church | — | — | — | |
| Manurewa Seventh Day Adventist Church | — | 9 Russell Road, Auckland, 2102 | — | |
| Manurewa Samoan Seventh-Day Adventist Church | — | 85 John Walker Drive, Auckland, 2102 | — | |
| Manurewa New Life Church | — | 12 Jellicoe Road, Auckland, 2102 | — | |
| Manurewa Methodist Church | — | 226 Great South Road, Auckland, 2102 | — | |
| Manurewa Bible Church | — | 84-86 Maich Road, Auckland, 2102 | — | |
| Manurewa Baptist Church | — | 9 Lupton Road, Auckland, 2102 | — | |
| Manurewa Assembly of God | — | 174 Mill Road, Auckland, 2576 | — | |
| Manukau Heights LDS Chapel | — | — | — | |
| Manukau Elim Christian Church | — | 5 Brett Avenue, Auckland, 2104 | — | |
| Manukau Congregational Church | — | 17 Laureston Avenue, Auckland, 2025 | — | |
| Manukau City Tongan Assembly of God | — | — | — | |
| Manukau City Baptist Church | — | 9 Lambie Drive, Auckland, 2104 | — | |
| Mansfield Street Gospel Hall | — | 271 Mansfield Street, Wellington, 6021 | — | |
| Manna Park Seventh-Day Adventist Church | — | 653 Great South Road, Runciman, 2578 | — | |
| Manly Methodist Church | — | 945 Whangaparaoa Road, Whangaparāoa, 0930 | — | |
| Mangonui Bible Chapel | — | 154 State Highway 10, Coopers Beach, 0420 | — | |
| Mangere Tongan Brethern Church | — | 3 Von Sturmer Street, Auckland, 2024 | — | |
| Mangere Seventh Day Adventist Church | — | 686 Massey Road, Auckland, 2022 | — | |
| Mangere Samoan Assembly of God | — | — | — | |
| Mangere Presbyterian Church | — | — | — | |