ended, concluded, final; see finished 1.
Not in operation
shut, shut down, out of order, out of service, bankrupt, out of business, closed down, closed up, padlocked, shuttered, folded up*; see also broken 2.
shut, fastened, sealed; see covered 1, tight 2.
restricted, exclusive, closed-door, private; see exclusive, private.
"closed." YourDictionary, n.d. Web. 17 August 2018. <http://thesaurus.yourdictionary.com/closed>.
closed. (n.d.). Retrieved August 17th, 2018, from http://thesaurus.yourdictionary.com/closed