- Mongolia. Ulsyn Geodezi, Zurag Zu̇ĭn Gazar10
- Mono County (Calif.) -- Information Technology19
- Mono County (Calif.). Information Technology9
- Monterey County (Calif.)108
- Moore, I.W.1
- Mora, Jo (1876-1947)1
- Mori, Fūsai, active 18271
- Mosher, David Cole, 1960-2
- Moss Landing Marine Laboratories33
- Moultrie, Stacey H.1
- NASA Langley Atmospheric Sciences Data Center4
- NOAA Paleoclimatology Program (U.S.)5
- Nanjappa, Priya1
- Napa County (Calif.)6
- Napa County Agricultural Commissioner's Office1
- Napa County Airport Planning Comission1
- Napa County Conservation1
- Napa County Conservation Department1
- Napa County Conservation Division1
- Napa County Conservation, Development Planning3
