United States
- Audubon California, Starr Ranch Bird Observatory
- Big Sur Ornithology Lab, operated by the Ventana Wildlife Society
- Golden Gate Raptor Observatory
- Point Reyes Bird Observatory
- San Francisco Bay Bird Observatory
- Pelican Harbor Seabird Station (rehab.)
- Suncoast Seabird Sanctuary (rehab.)
- Chipper Woods Bird Observatory
- Manomet Center for Conservation Sciences
- Massachusetts Audubon Society
- Wellfleet Bay Wildlife Sanctuary
- Burke Lake Bird Observatory
- Rouge River Bird Observatory (active research projects discontinued in 2018)
- Whitefish Point Bird Observatory
- Cape May Bird Observatory
- Sandy Hook Bird Observatory
- Scherman-Hoffman Sanctuaries (Bernardsville, NJ)
- Braddock Bay Bird Observatory
- Cornell Laboratory of Ornithology
- Derby Hill Bird Observatory, Onondaga Audubon Society
- Gulf Coast Bird Observatory
- Hornsby Bend Bird Observatory, near Austin, Texas
- Rio Grande Valley Bird Observatory
- HawkWatch International (organization covers migration observatories and banding stations in several states)
Canadian Provinces & Territories
- Long Point Bird Observatory
- Thunder Cape Bird Observatory
- Haldimand Bird Observatory
- McKellar Island Bird Observatory
- Prince Edward Point Bird Observatory
- Pelee Island Bird Observatory
You can find a complete list of bird observatories in the western hemisphere on the US Forest Service website.