Donate to the ICS - Indiana Cave Survey

Mailing Address

PO Box 2401, Indianapolis, IN 46206

Donate to the ICS

Your donation helps us continue to maintain the Indiana Cave Survey! Mail-in donations should be sent to the following address:

Indiana Cave Survey
P O Box 2401
Indianapolis, IN 46206-2401

You may also make a contribution online. Simply click or tap on the button below. Both PayPal and major credit cards are accepted. Donations will be added to your cart in $5 increments. Change the quantity number in the shopping cart to reflect the total amount that you wish to contribute.

Donation via shopping cart

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The ICS is a 501(c) organization and donations may be deductible on your federal taxes