A national organization based in New York City focused on providing empirical and numerical research on child and family homelessness in the United States, focusing both on national trends and local specifics.

This is a nonpartisan, mission-driven organization committed to preventing and ending homelessness in the United States. This site provides information about homelessness and how to prevent it. It also has separate sections about different homeless focus groups: i.e. veterans, youth, etc.

Grassroots organization dedicated to preventing and ending homelessness and protecting the civil rights and immediate needs of homeless persons. Works with Americorps.

This is a group for those who work to improve the health of homeless people and who seek housing, health care, and adequate incomes for everyone. Focuses on health care for the homeless.

The mission of this group is to prevent and end homelessness by serving as the legal arm of the nationwide movement to end homelessness. Focuses on legal issues surrounding homelessness.

Guide from the VA with resources and information for and about homelessness among veterans.