InterAction, a coalition of U.S.-based international non-governmental organizations, has a list of agencies responding and how to donate to them. Find it here: http://www.interaction.org/crisis-list/earthquake-haiti

To donate $10 to the American Red Cross, text "HAITI" to 90999. The amount will be added to the user’s next phone bill. The organization is also accepting donations through its International Response Fund, http://www.redcross.org

To donate $5 to Wyclef Jean's Haitian Yele charity, text "YELE" to 501501. The money will be added to the user’s next phone bill.

To donate $10 to Direct Relief, text "GIVE10" to 20222. The money will be added to the user’s next phone bill.

To find out how to help the International Rescue Committee, visit http://www.theIRC.org or call toll free, 1-877-REFUGEE.

To donate through Oxfam's emergency appeal, visit http://www.oxfam.org.uk