Exarcheia is a neighbourhood in central Athens, Greece close to the historical building of the National Technical University of Athens. Exarcheia took its name from a 19th-century businessman named Exarchos who opened a large general store there. Exarcheia is bordered on the east by Kolonaki and is framed by Patission Street, Panepistimiou Street an…Exarcheia is a neighbourhood in central Athens, Greece close to the historical building of the National Technical University of Athens. Exarcheia took its name from a 19th-century businessman named Exarchos who opened a large general store there. Exarcheia is bordered on the east by Kolonaki and is framed by Patission Street, Panepistimiou Street and Alexandras Avenue.