| Organization | Address | State / Province | |
|---|---|---|---|
| John Muir Project of Earth Island Institute | CA Map It | CA | |
| Juniata Valley Audubon Society | PA Map It | PA | |
| Juniata Valley Audubon Society | PA Map It | PA | |
| Kalmiopsis Audubon Society | OR Map It | OR | |
| Kentucky Heartwood | KY Map It | KY | |
| Kettle Range Conservation Group | WA Map It | WA | |
| Key Deer Protection Alliance | FL Map It | FL | |
| Key West Wildlife Center | FL Map It | FL | |
| KS Wild | OR Map It | OR | |
| Lake Champlain Committee | VT Map It | VT | |
| LandWatch Monterey County | CA Map It | CA | |
| Larch Company | DC Map It | DC | |
| Large Carnivore Fund | MT Map It | MT | |
| Last Chance Audubon Society | MT Map It | MT | |
| League of Conservation Voters | DC Map It | DC | |
| League of Women Voters of the US | DC Map It | DC | |
| Lobos of the Southwest | AZ Map It | AZ | |
| Lone Tree Council | MI Map It | MI | |
| Long Island Pine Barrens Society | NY Map It | NY | |
| Lutheran School of Theology at Chicago | IL Map It | IL | |
| Madison Audobon | WI Map It | WI | |
| Maine Audubon Society | ME Map It | ME | |
| Marine Fish Conservation Network | DC Map It | DC | |
| Marine Resources Council | FL Map It | FL | |
| Maryland Alliance for Greenway Improvement and Conservation | MD Map It | MD | |
| Organization | Address | State / Province |
