Referral Exchange
Exchange referaals with others. For every 3 programs you join, you get at least 2 referrals to your programs. There is also a downline builder that can build a downline for you in some programs, even some of the other referral programs listed below.

Build Referrals
You get your own website created instantly, that will automatically Build Referrals for you. You don't have to know a thing about web design. Your site will be created instantly when you sign up. 

Refer Club
Refer Club is a relatively small program so it presents a good opportunity to get in early. Get a free website with your referal IDs inserted. You must join at least 2 programs through Refer Club. Check it out! 

Refer Central
ReferCentral consist of a very large group of people who actively participate in get-paid-to... programs. This forms a massive referral network, so that when a new get-paid-to... program comes out, each member will be able to join with a large pre-built downline with lots of referrals. 

Exploit The Internet
Get a free web site to promote all your programs. Other members may also join through you (bonus referrals).

Max Ref Referal Partnership
Max Ref provides a free web site where you can advertise all your favourite referal programs. They provide information for your visitors on all of the programs they support. Visit the Beginners Guide to Making Money Online or their Paid to Surf Comparison Chart to join. 

Join.at
This site will build you a downline for one specific program, Cash Wind. If you are not already a member of Cash Wind then you can join through this site and become part of their matrix. Over time, this should get you 4 direct referrals and numerous indirect referrals. Cash WInd allows up to 7 levels of referrals.