The following list contains print labs I use and recommend.
White House Custom Color. White House Custom Color is my primary print lab. I use them for standard lustre prints, metal prints, canvas prints, and phone cases. They have quick turn around times and amazing customer service. They also support a ton of great charities like Flashes of Hope an Help Portrait.
Basic Invite. I started partnering with Basic Invite in late 2016 to offer clients a wide variety of cards and stationary. They provide beautiful cards that are super easy to design. Ryan Watkins Photography clients get a 20% discount on all Basic Invite products.
Moo. Moo has been my go to print lab for business cards for years. Any other business card printer has paled in comparison to their quality.
Woodsnap. I first heard about Woodsnap at the Photo Plus Expo in New York City in 2012. They offer amazing high quality prints on wood.
Blurb. Blurb is a great resource for creating soft cover or hard cover books as well as self publishing an e-book. It is incredibly easy to drag and drop images into their online book creator. They also let you sell the books you create online.
Smugmug. Smugmug is a great resource for those interested in selling prints or stock photography online. There easy to use galleries allow you to upload images and have clients order prints through the print lab of your choosing, I use White House Custom Color.