The following jurisdictions in the U.S. offer civil unions or domestic partnerships, granting NEARLY ALL of the state-recognized rights of marriage to same-sex couples:

- Domestic Partnership in California (2000)

- Civil Union in Vermont (2000)

- Civil Union in Connecticut (2005)

- Civil Union in New Jersey (2007)

- Civil Union in New Hampshire (2008)

The following states in the U.S. offer domestic partnerships or similar status, granting SOME of the rights of marriage include:

- Domestic Partnership in Hawaii (1997)

- Domestic Partnership in Maine (2004)

- Domestic Partnership in New Jersey (2004) (now available only for couples 62 and older)

- Domestic Partnership in Washington (2007)

- Domestic Partnership in Oregon (2008)

- Domestic Partnerships in District of Columbia (washington D.C.) (1999/2002)