American Red Cross: If you’re on your phone you can text “HAITI” to 90999 to donate $10 to American Red Cross relief efforts in Haiti or click here.
Unicef: You can donate here
Oxfam: site here
Wyclef Jean has his own charity “Yele Haiti” :Either you can use your cell phone to text “Yele” to 501501, which will automatically donate $5 to the Yele Haiti Earthquake Fund (it will be charged to your cell phone bill), or you can click here to DONATE.
By the way, avoid being scammed with these helpful tips from CNN (here)
* this is not meant to be a comprehensive list, nor endorsement of any one organization over another. There are many good people doing many good works. If there’s an organization that you feel should be on this list, please e-mail me. Please note that I only have experience working with and/or donating to the American Red Cross and UNICEF. Thank you.
Edit: Jan 14, 2010 Adding two more.
Doctors Without Borders: Donate online; or call (212) 763-5779
Mercy Corps: Donate online; call (888) 256-1900