www.oneworld.net published a list of organisations asking for donations to be prepared for the enormous tasks of support for Afghan refugees.
Some of these are:
Concern Worldwide US, Inc
Working in Afghanistan since 1998, Concern provides basic humanitarian needs.
Cooperative for Assistance and Relief Everywhere (CARE)
Committed support in providing humanitarian assistance in four key areas: shelter (tents/plastic sheeting), food distribution, distribution of other basic items (e.g., pots and utensils for cooking), and health education.
Doctors Without Borders (Ärzte ohne Grenzen)
Providing medical assistance in sections of northern Afghanistan.
International Medical Corps
Provides emergency medical relief and training programs.
Supplying food, water, and medical supplies to Afghanistan.
International development & relief services for children.