Click the Join Online! button below to begin the membership application. You will be prompted to enter your email address. An email will be sent to your email address to continue the application. Please check spam and junk boxes.

To apply by paper form, please fill out the paper form linked here and fax to +1 (414) 276-3349. Forms with credit card information that is securely sent, can be sent to Checks can be sent to IZFS at 555 E. Wells Street, Suite 1100, Milwaukee, WI 53202.

Please email or call +1 (414) 918-9835 for answers.