Three men from Kirkintilloch were jailed for a total of 14 years after being snared in an undercover police operation.
Barry Letham, 34, Michael Stewart, 25, and Bernard Conn, 34, admitted being concerned in the supply of cocaine between April and July 2012.
Letham, was jailed at the High Court in Glasgow for six years and three months.
Stewart and Conn were each jailed for four years.
Prosecutors told the court the amount of cocaine seized was more than £200,000.
All three men were snared in undercover police operation, Operation Solar.