Maryland Bluebird Society
- Non-profit, volunteer organization dedicated to conservation of the Eastern Bluebird.
- http://www.mdbluebirdsociety.org/

Cornell Birdhouse Network
- Bluebird bios, nesting requirements, nestbox cams, and data collection.
- http://www.birds.cornell.edu/birdhouse/bios/sp_accts/webl

Virginia Bluebird Society
- Promotes Eastern Bluebirds.
- http://www.virginiabluebirds.org/index.html

Ontario Eastern Bluebird Society
- A non-profit organization dedicated to protecting and increasing the number of Eastern Bluebirds in Canada.
- http://oebs.ca/

North Carolina Bluebird Society
- A nonprofit organization dedicated to ensuring the future of the Eastern Bluebird.
- http://www.ncbluebird.com/

Massachusetts Bluebird Association
- Promotes education and conservation of the Eastern Bluebird in New England.
- http://massbluebird.org/index.html

Louisiana Bayou Bluebird Society
- Dedicated to the protection, propagation, and enjoyment of the Eastern Bluebird.
- http://www.labayoubluebirdsociety.org/

Michigan Bluebird Society
- Improving the nesting success of the Eastern Bluebird through education.
- http://www.michiganbluebirdsociety.org/

Finch Homes for Bluebirds
- Retail nestbox designed by Jack Finch from non-profit Homes for Bluebirds.
- http://www.danfinch.com/birds.htm

Peter La Torrette
- Photographs of the Western Bluebird (Sialia mexicana).
- http://www.birdphotography.com/species/webl.html

Wendell Long
- Photographs of Eastern Bluebirds.
- http://smg.photobucket.com/albums/v283/MrSimple/Wendell%20Long%20Photos/?start=all

Prescott Bluebird Recovery Project
- Dedicated to the recovery and restoration of the Western Bluebird in Oregon.
- http://www.prescottbluebird.com/

Southern Interior Bluebird Trail Society
- Promotes recovery of Western and Mountain Bluebirds in British Columbia, Canada.
- http://www.bcbluebirds.org/

Ellis Bird Farm
- Non-profit organization dedicated to the conservation of Mountain Bluebirds in Alberta, Canada.
- http://www.ellisbirdfarm.ab.ca/

Mountain Bluebird Trails
- Fosters the preservation of Mountain Bluebirds through education and nestbox programs in Montana.
- http://www.mountainbluebirdtrails.com/

Violett's Bluebirds
- Western bluebird photos and monitoring tips using 2-hole hanging mansions.
- http://home.earthlink.net/~lviolett/

California Bluebird Recovery Program
- Dedicated to the preservation of Western Bluebirds and other cavity nesters.
- http://www.cbrp.org/

Southern California Bluebird Club
- Information about setting up a bluebird trail of five or more hanging boxes.
- http://www.socalbluebirds.org/

Bluebirds of San Diego County
- Western Bluebird pictures, nestbox location and plans, nesting behavior, feeding, and common problems.
- http://home.netcom.com/~bluebirds/

Bluebirds, Bird Watching, and Feeding
- Personal web site with information on bluebirds.
- http://www.rosebudm.com/bluebird/

Eastern Bluebird
- Introduction to Eastern Bluebirds and their habitat requirements from the U.S. Department of Agriculture.
- http://www.npwrc.usgs.gov/resource/birds/eastblue/

The Indiana Bluebird Society
- Dedicated to the preservation of Eastern Bluebirds and other native cavity nesting birds.
- http://www.indianabluebirdsociety.org/

Sialis
- Information about Eastern Bluebird conservation and education.
- http://www.sialis.org/

Build a Nest Box to Attract Birds
- University of Nebraska Cooperative Extension in Lancaster County factsheet.
- http://lancaster.unl.edu/enviro/pest/factsheets/024-99.htm

Texas Bluebird Society
- Non-profit organization promoting the conservation of bluebirds and other native cavity-nesting birds.
- http://www.texasbluebirdsociety.org/

How to Build a Bluebird House
- Brief information on Western Bluebirds and how to build a house for them.
- http://www.laspilitas.com/bluebird.htm

The Omaha Audubon Bluebird Box
- Articles and nestbox designs from the Omaha, Nebraska Audubon chapter.
- http://audubon-omaha.org/bbbox/

Eastern Bluebird Reference Guide
- Compiled by Massachusetts bluebirder in 2001.
- http://bluebird.htmlplanet.com/

Bluebird Restoration Association of Wisconsin
- Organization dedicated to the conservation of the Eastern Bluebird.
- http://www.braw.org/

Bluebirds are Free
- Attracting Scrub Jays to the hand. Lessons on respecting the freedom of wild creatures.
- http://www.wordwiz72.com/bbird.html

North American Bluebird Society
- Non-profit organization promoting the conservation of all three species of bluebirds.
- http://www.nabluebirdsociety.org/