There are 5 nomoi or prefectures (formerly sanjaks) each under a prefect (voyapxos), and 23 eparchies (formerly kazas) each under a sub-prefect (g irapxos).
For administrative purposes the country was divided into 6 districts or prefectures (kreise), which were subdivided into 49 subprefectures (bezirke).
Such were various procuratorships; 'the prefectures of the corn supply, of the fleet, of the watch, of the praetorian guards; the governorships of recently acquired provinces (Egypt, Noricum), the others being reserved for senators.
Roads connecting different prefectures, or leading from military stations to their outposts.
Roads connecting the head offices of cities and prefectures with their branch offices.