Triangle - Contact Us

Triangle Fraternity National Headquarters
120 South Center Street
Plainfield, IN 46168-1214
(317) 837-9640
(317) 837-9642 (fax)

If you have any questions about Triangle Fraternity

Contact the National Headquarters or the nearest chapter.

If you are interested in making a contribution to the Fraternity or Foundation

Use the Online Donation form or contact the This e-mail address is being protected from spam bots, you need JavaScript enabled to view it at (317) 837-9641

If you are a Triangle member needing to update your address information

Use the membership update form or contact the National Headquarters.

If you would like to refer an individual for membership in Triangle

Use the membership recommendation form or contact the local chapter.

If you are a Triangle member needing mailing labels

Use the mailing label order form or contact the National Headquarters.

If you have any questions or suggestions about these web pages

Contact This e-mail address is being protected from spam bots, you need JavaScript enabled to view it at the Headquarters

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Donate Online

Want to make a tax-deductible gift to the Triangle Education Foundation or pay your Voluntary National Alumni Dues (VNAD’s) to the Fraternity? Click on the button below to make a quick and easy donation online. You can even donate directly to your chapter via this page. If you would rather give via the phone, please call (317) 837-9641. Thank you for your support!