The administrative divisions of the Ottoman Empire were administrative divisions of the state organisation of the Ottoman Empire. Outside this system were various types of vassal and tributary states.
The Vilayet of Kosovo was a first-level administrative division (vilayet) of the Ottoman Empire in the Balkan Peninsula which included the modern-day territory of Kosovo and the north-western part of the Republic of North Macedonia. The areas today comprising Sandžak (Raška) region of Serbia and Montenegro, although de jure under Ottoman control, were de facto under Austro-Hungarian occupation from 1878 until 1909, as provided under Article 25 of the Treaty of Berlin. Üsküb (Skopje) functioned as the capital of the province and the midway point between Istanbul and its European provinces. Üsküb's population of 32,000 made it the largest city in the province, followed by Prizren, also numbering at 30,000.
The Sanjak of Novi Pazar was an Ottoman sanjak that was created in 1865. It was reorganized in 1880 and 1902. The Ottoman rule in the region lasted until the First Balkan War (1912). The Sanjak of Novi Pazar included territories of present-day northeastern Montenegro and southwestern Serbia, also including some northern parts of Kosovo. In modern day terms the region is known as Sandžak.
The Vilayet of Erzurum was a first-level administrative division (vilayet) of the Ottoman Empire.
The Vilayet of Trebizond was a first-level administrative division (vilayet) in the north-eastern part of the Ottoman Empire, corresponding to the area along the eastern Black Sea coastline and the interior highland region of the Pontic Alps.
The Vilayet of Adrianople or Vilayet of Edirne was a first-level administrative division (vilayet) of the Ottoman Empire.
The Vilayet of Manastir was a first-level administrative division (vilayet) of the Ottoman Empire, created in 1874, dissolved in 1877 and re-established in 1879. The vilayet was occupied during the First Balkan War in 1912 and divided between the Kingdom of Greece and the Kingdom of Serbia, with some parts later becoming part of the newly established Principality of Albania.
Ottoman Syria is a historiographical term used to describe the group of divisions of the Ottoman Empire within the region of Levant, usually defined as being east of the Mediterranean Sea, west of the Euphrates River, north of the Arabian Desert and south of the Taurus Mountains.
The Vilayet of Aleppo was a first-level administrative division (vilayet) of the Ottoman Empire, centered on the city of Aleppo.
North Macedonia was part of the Ottoman Empire for over 500 years, from the late 14th century until the Treaty of Bucharest in 1913. Before its conquest, this area was divided between various Serbian feudal principalities. Later, it became part of the Ottoman province or Eyalet of Rumelia. The name Rumelia means "Land of the Romans" in Turkish, referring to the lands conquered by the Ottoman Turks from the Byzantine Empire.
The Sanjak of Zor was a sanjak of the Ottoman Empire, which was created in 1857. Some of its area was separated from the Baghdad Vilayet. Zor was sometimes mentioned as being part of the Aleppo Vilayet, or of the Syria Vilayet.
The Vilayet of Constantinople or Istanbul was a first-level administrative division (vilayet) of the Ottoman Empire, encompassing the imperial capital, Constantinople (Istanbul).
The Sanjak of Ioannina was a sanjak of the Ottoman Empire whose capital was Ioannina in Epirus.
The Mutasarrifate of Jerusalem, also known as the Sanjak of Jerusalem, was an Ottoman district with special administrative status established in 1872. The district encompassed Jerusalem as well as Hebron, Jaffa, Gaza and Beersheba. During the late Ottoman period, the Mutasarrifate of Jerusalem was commonly referred to as Palestine; a very late Ottoman document describes Palestine as including the Sanjak of Nablus and Sanjak of Akka (Acre) as well, more in line with European usage. It was the 7th most heavily populated region of the Ottoman Empire's 36 provinces.
The Sanjak of Monastir or Manastir or Bitola, was a sanjak within the Rumelia Eyalet (1465–1867) and then the Manastir Vilayet (1874–1912). The administrative seat was in Manastir (Bitola).
The Mutasarrifate of Karak, also known as the Sanjak of Karak, was an Ottoman district with special administrative status established in 1895, located in modern-day Jordan. The city of Karak was the district's capital. It had a population of 72,562 in 1914.
The Sanjak of Görice or Korçë was a second-level administrative unit (sanjak) of the Ottoman Empire centred in Korçë. It was established in the 15th century following Ottoman conquests and disestablished during the Balkan Wars (1912–13). It was one of several sanjaks part of the Manastir Vilayet (1874–1912). It had territory in what is today southeastern Albania and northwestern Greece.
The Aleppo Sanjak was a prefecture (sanjak) of the Ottoman Empire, located in modern-day Syria and Turkey. The city of Aleppo was the Sanjak's capital.
The Urfa Sanjak, previously known as Sanjak of Birejik, was a prefecture (sanjak) of the Ottoman Empire, located in modern-day Turkey and Syria. The city of Urfa was the Sanjak's capital.
The Aintab Sanjak was a prefecture (sanjak) of the Ottoman Empire, located in modern-day Turkey. The city of Aintab was the sanjak's capital. It had a population of 187,899 in 1914.
