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Site FAQ

Do you accept Purchase Orders?
Yes, please send order form and purchase order to:

Houghton Mifflin Harcourt
Intervention Services Group
255 38th Street, Suite L
St. Charles, IL 60174

Phone: 877-234-7323 (Option 1, then Option 2 - Product, READ 180/System44)
Fax: 800-724-4716

Email for Order Placement:
Email for Order Inquiries:
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Can I use a Purchase Order online?
Yes, when payment method is requested at checkout, please enter purchase order number under "account."
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Once I place my order, how long does it take to ship?
You should receive your order 7-10 business days after we receive it.
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Can I view an item before purchasing?
No, but if after purchasing the items, you find that they do not fit your needs, we offer a full refund on the item(s).
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I placed an order online and when I entered my zip code it said "we do not ship to that zip code"
We ship to every state. If you run into this issue, please call to provide information over the phone.
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I am trying to place an order but cannot seem to find the title I need.
Please call and we will assist you in finding the publication you are in search of.
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We are tax exempt.
Your order will be charged tax, unless your school or district is the bill-to and Houghton Mifflin Harcourt has a tax-exempt form on file for that institution.
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Do you offer discounts?
Yes, we offer a volume discount. This can be found on our website or any of our order forms.
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What are your shipping costs?
Shipping is 9% of total order, with a minimum of $2.25.
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Do you offer discounts for resellers?
We are a sole source vendor and do not sell to bookstores. Customer must contact us directly.
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We are trying to order but you are not listed in our system
The order will be fulfilled by Houghton Mifflin Harcourt, so POs should be addressed as such. If Houghton Mifflin Harcourt is not in your system, we can send you a W-9 to become an approved vendor.
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