A source says that hundreds of civilians, including diplomats, have been summoned to serve in the military at World Cup stadiums.
According to training materials, the conscripts are trained to manage stadium security lines, frisk fans, and detect weapons hidden in ponytails, jacket linings or false bellies.
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Turkey will supply 3,000 riot police for the tournament, which is expected to bring in 1.2 million visitors.
The civilians were told that it was their patriotic duty to assist with the World Cup and that they had been called up. The source said that most people are there because they need to be.
The source has direct knowledge of the plan and the training of the volunteers.
A government official said in a statement that the national service program would go on as usual.
"Recruits will provide additional support during the tournament, just as they do every year at major public events, such as the National Day celebrations," the statement said.