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Headquarters
222 Berkeley Street
Boston, MA 02116
Tel: 617.351.5000

Midwest Center
3800 Golf Road, Suite 200
Rolling Meadows, IL  60008

Sales Inquiries
Tel: 1.888.242.6747

Customer Support Inquiries
For information or questions about:
Status of your order
School Product Returns
E-mail: IIEcustomerservice@hmhpub.com
Monday – Friday 9:00 AM - 5:00 PM EST
Tel: 888.242.6747
Fax: 877.892.9820

Product Support Inquiries:
E-mail: techsupport@hmhpub.com
Monday – Friday 8:00 AM - 11:00 PM EST
Tel: 888.327.2906
Visit http://techsupport.hmhpub.com
for online support resources.

Digital Products Research
& Development
Houghton Mifflin Harcourt
Ashford House
Tara Street, Dublin 2, Ireland
Tel: +353 1 240 5900

International
HMH International Publishers
E-mail: interorders@hmhpub.com
Trinity Central
152-160 Pearse Street, Dublin 2, Ireland