Here are some organizations which deal with race relations issues:
The Organization of Chinese Americans.
UCLA's Chicano-LatinoNet, a network for Chicano-Latino issues.
The Asian Law Caucus.
The National Urban League.
Asian Community Online Network.
The Mexican American Legal Defense and Educational Fund (MALDEF).
The Independent Federation of Chinese Students and Scholars has been active in immigration legislation and in addressing discrimination against Chinese immigrant professionals.
The National Association for the Advancement of Colored People (NAACP).
Chinese for Affirmative Action.
Chinese American Political Association (East San Francisco Bay Area).