over 700,000 licenses in the United States over 700,000 licensees in the U.S. alone in 2011 over 700,000 licenses in the United States over 700,000 licenses in the United States over 700,000 licenses in the United States over 700,000 licenses in the United States Amateur Radio Sees Tremendous Growth in 2011 http://www.arrl.org/news/us-amateurs-now-700-000-strong over 700,000 licenses in the United States ARRL ARRL some additional stats http://www.arrl.org/news/us-amateurs-now-700-000-strong over 700,000 licenses in the United States over 700,000 licensees in the U.S. alone in 2011 there are over 700,000 Hams in the US there are over 700,000 Hams in the US over 700,000 licenses in the United States there are over 700,000 Hams in the US