Thornton Fractional District 215 Administration Center. 18601 Torrence Ave. Lansing, IL 60438 Phone: (708) 585-2300 Fax: (708) 585-2317, Welcome to Thornton Fractional North High School District 215 is committed to providing a safe, collaborative and dynamic learning community that challenges and empowers our students to maximize their potential as learners and global citizens., Thornton Fractional North 755 Pulaski Road Calumet City, IL 60409 (708) 585-1000, Administration. Lisa Bouler Principal Phone: 708-585-2007 Email: lbouler@tfd215.org. Paula Nardi Asst. Principal, Instruction Phone: 708-585-2008 Email: pnardi@tfd215.org, Graduation Requirements outlines the Illinois state requirements for a high school diploma and how TF South provides them. Library and Media Center takes you to our virtual LRC, the heart of the school., Department Contact Information. Ms. April Jerger, SHRM-CP, PHR Executive Director of Human Resources Phone: (708) 585-2310 Email: ajerger@tfd215.org Ms. Regina Collins.