Follow to info from the Page : http://www.nowzerodays.com/

… That’s right! The end is finally near. According to one of the three Mayan Calendars, the End of the world will occur on December 21, 2012. To celebrate this—literally—oncee in a lifetime event, Special Event Station N0D (Now Zero Days) will be activated for three days during and possibly after the end of the world. December 20; is a celebration of the end of the world. December 21, the day of destruction, we will be on the air as long as possible. December 22…that is a little iffy right now.

Amateur radio stations around the crumbling globe are invited to contact N0D, who will be operating from a secret undisclosed location. QSL with SASE to the address in QRZ. If Doomsday actually does happen, we regret that a QSL will not be possible so hold on to your SASE until the 22nd at least.

You can celebrate Doomsday by contacting N0D directly on the air. Amateurs can also become an official Doomsday station by registering on our website. You will be given a registration number and the authority to identify yourself as an Official Doomsday Station. followed by your Doomsday number.