| Langløkken | Innlandet, Norway | 1 | 1 | 0 | 2022-04-13 | |
| Langløkken | Innlandet, Norway | 1 | 1 | 0 | 2021-05-10 | |
| Langmo i Markabygda | Trøndelag, Norway | 1 | 1 | 0 | 2022-04-17 | |
| Langåsdammen | Trøndelag, Norway | 1 | 1 | 0 | 2010-04-10 | |
| Lappland | Innlandet, Norway | 4 | 1 | 2 | 2023-06-09 | |
| Lauvåsdalen | Trøndelag, Norway | 1 | 1 | 0 | 2019-05-26 | |
| Ledengstjern | Østfold, Norway | 1 | 1 | 0 | 1994-05-27 | |
| Lerfald | Trøndelag, Norway | 1 | 1 | 0 | 2009-07-10 | |
| Lershagen | Trøndelag, Norway | 1 | 1 | 0 | 2009-01-24 | |
| Liavannet | Vestland, Norway | 2 | 1 | 2 | 2022-04-22 | |
| Lora og omegn | Innlandet, Norway | 2 | 1 | 2 | 2021-07-15 | |
| Lysakermoen naturreservat | Østfold, Norway | 2 | 1 | 0 | 2022-03-15 | |
| Løkkeveien 2 | Buskerud, Norway | 1 | 1 | 0 | 2012-01-23 | |
| Lønnberga | Innlandet, Norway | 1 | 1 | 0 | 2013-05-04 | |
| Låte | Vestland, Norway | 1 | 1 | 0 | 2017-05-14 | |
| Markabygda | Trøndelag, Norway | 1 | 1 | 0 | 2008-04-14 | |
| Meldal (Midterdalen) | Trøndelag, Norway | 6 | 1 | 1 | 2024-04-09 | |
| Midsjøvannet | Akershus, Norway | 1 | 1 | 0 | 1994-11-10 | |
| Midtre Rudi | Innlandet, Norway | 3 | 1 | 0 | 2012-04-30 | |
| Midtun | Vestland, Norway | 1 | 1 | 0 | 2014-05-22 | |
| Milde | Vestland, Norway | 3 | 1 | 0 | 2021-02-01 | |
| Minister Ditleffs vei 12 | Rogaland, Norway | 4 | 2 | 0 | 2023-01-21 | |
| Moane | Innlandet, Norway | 1 | 1 | 0 | 2007-04-23 | |
| Moo | Vestland, Norway | 1 | 1 | 0 | 2006-04-06 | |
| Mork | Møre og Romsdal, Norway | 1 | 1 | 0 | 2011-07-03 | |
| Mosbergvik | Troms, Norway | 1 | 1 | 0 | 2022-05-13 | |
| Mostun Naturssenter | Rogaland, Norway | 13 | 3 | 0 | 2020-01-26 | |
| Mosvatnet | Rogaland, Norway | 2 | 1 | 0 | 1994-11-25 | |
| Munch-museet/The Mother, Bjørvika | Oslo, Norway | 1 | 1 | 0 | 2024-01-27 | |
| Mykinghella | Vestland, Norway | 1 | 1 | 0 | 2022-01-30 | |
| Myklebustvannet | Møre og Romsdal, Norway | 2 | 1 | 0 | 1991-06-03 | |
| Myra Bjørkeåsen | Akershus, Norway | 190 | 1 | 5 | 2019-08-06 | |
| Myrkdalen | Vestland, Norway | 1 | 1 | 0 | 2007-05-13 | |
| Mysen vgs, Gymnasveien 1 | Østfold, Norway | 1 | 1 | 0 | 2018-04-11 | |
| Mønningen, Jørstadmoen | Innlandet, Norway | 2 | 1 | 0 | 2017-04-20 | |
| Måsevegen 4 | Nordland, Norway | 1 | 1 | 0 | 2012-09-21 | |
| Nedkvitne | Vestland, Norway | 1 | 1 | 0 | 2008-04-29 | |
| Nedresmøråsflaten 20 | Vestland, Norway | 1 | 1 | 0 | 2018-01-28 | |
| Nergrenda | Innlandet, Norway | 1 | 1 | 0 | 2015-05-12 | |
| Nes Verk rundt | Agder, Norway | 5 | 1 | 0 | 2024-04-09 | |
| Nesland | Agder, Norway | 3 | 1 | 0 | 2023-04-06 | |
| Nestu Rise, Driva | Trøndelag, Norway | 2 | 1 | 0 | 2020-04-24 | |
| Nitelva, Lillestrøm | Akershus, Norway | 1 | 1 | 1 | 2013-04-21 | |
| Nordbotten | Vestland, Norway | 3 | 2 | 1 | 2017-11-24 | |
| Nordbytjernet | Akershus, Norway | 2 | 2 | 0 | 2016-04-17 | |
| Nordgardsmoens jorde | Innlandet, Norway | 4 | 1 | 0 | 2017-04-25 | |
| Nordgjerdet 9 | Trøndelag, Norway | 4 | 1 | 0 | 2013-05-02 | |
| Nordholt | Innlandet, Norway | 1 | 1 | 0 | 2011-04-10 | |
| Nordmarka syd | Oslo, Norway | 2 | 1 | 0 | 2024-05-09 | |
| Nordre Sømåen | Innlandet, Norway | 4 | 1 | 0 | 2016-04-12 | |
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