Zen Threads custom prints vintage style t-shirts with designs featuring animals, historical figures, and more. Customers can pick the ink and American Apparel t-shirt color.

Bushleague Tees is a company focused on creating shirts for sports fans. Their designs have a classic vintage look and reference popular sports legends.

Retreez is a retro/vintage-style brand that features a lot of creative photography and modern art prints. They offer free worldwide shipping.

Regan Smith Clarke is a great one-man indie brand strongly inspired by vintage ads and posters. The retro graphics translate perfectly to t-shirts. There’s also a small selection of art prints and buttons.

W+K Studio’s t-shirt line is fun and quirky, combining a bunch of great typography designs with weird but cute character tees.

MyTeeSpot is a pretty large retailer for pop culture t-shirts covering everything from film, comics, and video games to junk food, celebrities, and music.