- American Association of Petroleum Geologists (AAPG)
- Petroleum Geology Information (from AAPG)
- Alaska Geological Society (AGS)
- American Petroleum Institute (API)
- Association of Engineering Geologists (AEG)
- Association of Women Geologists (AWG)
- California Well Sample Repository (CWSR)
- Coast Geological Society (CGS)
Inactive Link: www.coastgeologicalsociety.org - Dibblee Foundation
- Geological Society of America (GSA)
- Houston Geological Society (HGS)
- Los Angeles Basin Geological Society (LABGS)
- Northern California Geological Society
- Petroleum Technology Transfer Council (PTTC)
- Rocky Mountain Association of Geologists (RMAG)
- San Joaquin Geological Society (SJGS)
- San Joaquin Valley Geology
- SEPM (Society for Sedimentary Geology)
- Pacific Section SEPM (PSSEPM)
- Society of Exploration Geophysicists (SEG)
- Society of Petroleum Engineers (SPE)
- Society of Professional Well Log Analysts (SPWLA)
- San Joaquin Well Logging Society (SJWLS)
- South Coast Geological Society
Pacific Section AAPG
The Pacific Section of the American Association of Petroleum Geologists
