There are text-donation phone numbers available with which you can make contributions to various organizations engaged in relief efforts in Japan.
Text “JAPAN” to 80888 to donate $10 (Salvation Army).
Text “JAPAN” or “TSUNAMI” to 20222 to donate $10 (Save the Children Federation, Inc.).
Text “4JAPAN” or “4TSUNAMI” to 20222 to donate $10 (World Vision, Inc.).
Text “MERCY” to 25283 to donate $10 (Mercy Corps).
Text “SUPPORT” to 85944 to donate $10 (ADRA Relief for Japan tsunami victims).
Text “MED” to 80888 to donate $10 (Assist International Medical Corps).
Text “REDCROSS” to 90999 to donate $10 (American Red Cross).