Below are some of the major conventions being held this year:

Paizo Con
Paizo Con is being held July 5-7, 2013 in Seattle, WA.

Gen Con
Gen Con is being held August 15-18, 2013 in Indianapolis, IN.

CelestiCon
CelestiCon Game Convention is being held August 30 – September 2, 2013 at the Fremont Marriott in Fremont, California.

Pacificon
Pacificon Game Expo is being held August 30 – September 2, 2013 at the Santa Clara Marriott Hotel.

ConQuest Avalon
ConQuest Avalon is being held November 1-3, 2013 at the Sacramento Red Lion Hotel Woodlake Conference Center.