An affiliate program any serious poker affiliate simply must join. This program allows you to market multiple rooms through one affiliate account & simultaneously operate CPA and Revenue Share campaigns.

Poker.com
A Quality affiliate program. Pays 40% revenue share from your very 1st referral. While their are some sites that match this 40% payout most reserve it only for affiliates doing more then 10K in volume a month. Many unique features included in this program. Strongly recommended.
 

Tradal Affiliates
Tradal allows you to simultaneously promote both CdPoker.com and NoblePoker.com under the same affiliate account.  Because these are not huge rooms you will see good conversions as many of your visitors will not be existing players.
 

Vegas Partners
This affiliate network includes some rooms that have free deposit and rakeback offers, both have extremely high conversion rates and serve to boost player traffic as many people search specifically for these types of offers.
 

Super Poker Affiliates
Highest converting and most profitable campaign. SPA provides software and coaching tools  in exchange for a player signing up at a poker room.
 

FullTilt Poker Affiliates
The Fastest growing online poker. They offer excellent commission rates, very competitive bonuses leading to high conversion rates and also provide a large range of promotional materials to improve the quality of your website.

Rewards Affiliates
This affiliate program includes several useful tools for affiliates. Promotes a myriad of casinos and several smaller poker rooms. Some of the promotions offered for customers are unique, particularly those of wards.

Cpays Affiliate Program
An affiliate program you should consider.  Primarily dedicated to online casinos they also support several poker rooms. Offers 50% commission on first two months, programs supports multiple tiers of sub-affiliates.
 

PKR Affiliate Program
PKR is a high graphic 3d poker room.  They provide affiliates with a range of tools and all of their banners are visually stunning. A good program to add some variety to the poker rooms you offer.

Hollywood Poker
The main advantage of this program is that that they offer some extremely high value deposit bonuses and in general many aggressive promotions.  This is a great room for converting high limit players.