HI USA

Hostelling International-USA is a nonprofit organization that provides you a wide range of benefits, including:

Discounted access to more than 4,000 hostels in over 60 countries worldwide.
Discounted access to over 100 hostel locations in the United States.
A free handbook of all U.S. hostels, upon request.
Worldwide discounts in restaurants, retail stores, on attractions and more.
A monthly online newsletter, HI-USA Travel Bytes, emphasizing travel tips.
Savings up to 85% on international phone calls, free e-mail access, voicemail and travel information through eKit.
Discounts on Alamo and Hertz car rentals.
Discounts on Greyhound Travel.
Access to programs and activities at local hostels and councils (local chapters).
Access to making prepaid reservations at hostel locations worldwide.
Worldwide access to commission-free currency exchange.
Free seminars on traveling abroad.
Free basic international travel insurance coverage and discounts on optional upgrades.
FreeNites & More is the loyalty program introduced by Hostelling International to award its members with valuable extras with their membership.