Support ICF

Donations to ICF help us carry out our work, offering high quality educational resources including our online content and supporting the ICF Symposium series.  All ICF Directors and Officers are strictly volunteers and thus you can be sure your donation will go towards the development and maintenance of our charitable programs.  The ICF is a 501(c)3 public charity, every gift to the organization tax deductible to the fullest extent of the law.

3 Easy Ways to Support ICF


Donating through Network for Good is safe, secure, and easier than writing a check! Network for Good even stores your donation records for tax time.

Donate While
You Shop

Amazon Smile is a simple and automatic way for you to support the ICF every time you shop, at no cost to you. When you shop at, Amazon will donate a portion of the purchase price.

NOTE:  this program is being discontinued by Amazon on February 20th.

Smile For Mobile Devices

How it works:
1. Open the Amazon app on your phone
2. Select the main menu (=) & tap on “AmazonSmile” within Programs & Features
3. Select “International Cystinuria Foundation Incorporated” as your charity
4. Follow the on-screen instructions to activate AmazonSmile in the mobile app

a Donation

If you do not wish to make a gift online but still would like to contribute, please send your check or other funds to:

The International Cystinuria Foundation
302 Belview Court
Longmont, Colorado 80501-4779

Please be sure to include your name, return address, designation (optional), and dedication (optional) information. Please also indicate if you would like to remain anonymous (and thus not be posted to the website as a donor and financial supporter).