Where to Get Zork Games
As time goes on, it gets harder to find copies of Zork games. Below is a list of all the sources we're aware of. Once you have the games, learn more about getting them running.
GOG.com sells The Zork Anthology (Zork I-III, Zork Zero, Beyond Zork, Planetfall), Return to Zork, Zork Nemesis and Zork Grand Inquisitor in downloadable form, without DRM, and works on Windows XP through Windows 10 (32-bit and 64-bit).
Ye Olde Infocomme Shoppe features many Infocom games for sale, including Zork.
CDAccess still has some Zork games in stock. Of these, you can find:
Amazon features many stores selling Zork games.
eBay features many stores selling Zork games.