Area Agency on Aging for senior housing options in your community. Call the Eldercare Locator to find your local aging agency.
Phone: (800) 677-1116

The Assisted Living Federation of America (ALFA) provides a list of its member facilities by each state (these are mostly for-profit facilities; the list does not include all facilities in each state).
Phone: (703) 691-8100
http://www.alfa.org

The American Association of Homes and Services for the Aging (AAHSA) provides a list of member facilities by state (these are not-for-profit facilities).
Phone: (202) 783-2242
http://www.aahsa.org

Assisted Living Communities and Living Care Options for Seniors
http://www.aplaceformom.com/