Please include this form with your donation at the time of delivery. A donation acknowledgement letter will be mailed to the address listed above.Complete and mail the Stock Donation Letter of Intention. To begin the process of donating stock, please complete the Stock Donation Letter of. Intention. Please fax completed forms to 602-274-7486 or mail to: Phoenix Indian Center 4520 N. Central Ave. Ste 250, Phoenix, AZ 85012. Mail-in Donation Form. Please print this form, fill out and mail to: ATTN: Development. Include a contact name and email address. Please fill out the form below: Charitable Donations Request Form.