The first stamps focusing on Star Trek: Enterprise have been released by Liberia.
Six stamps in The Aliens of Star Trek collection were released a few weeks ago.
The stamps feature Silik of the Suliban, the Andorian Shran, Klingon Antaak, Denobulan Phlox, and Vulcans T’Pol and Soval.
A separate stamp features Phlox in a different pose.
Source: The Trek Collective