According to CountryHome (in their "What's Hot Now" feature!), state plates have been around since the 1870s: Souvenir state plates date back to the 1870s. AMAZING FACTS; BIG QUESTIONS; ...

But there are countless souvenir plates out there, also produced by the Nevada DMV. They're exact replicas of Sandoval's except AREA 51 is in red text to distinguish them from the originals.

Custom plates can be ordered online on the DMV website or by calling (518)-402-4838. Check out these photos of the new Zodiac designs, and learn more about how to order custom options here.