The Turkish government has asked Twitter to set up an office inside the country so company representatives can be reached more easily.
Both Twitter and Facebook were used to spread information during recent anti-government protests.
Several dozen tweeters were arrested following the protests, according to local media reports.
Turkish Prime Minister Recep Tayyip Erdogan has previously described Twitter as a "scourge".
On Thursday, Transport and Communications Minister Binali Yildrim said: "When information is requested, we want to see someone in Turkey who can provide this.