This is a provisional list of formations of the Turkish Army as of 2008. It needs further authoritative corroboration.
A formation is a military organization that includes a mixture of its own ('organic') and operationally attached sub-units, and is usually combat-capable.
The IISS and the Turkish Army's website gave differing figures as to the number of formations in the Army. In 2007 the official site gave totals of 9 Army Corps, 1 Infantry Division, 2 Mechanized Infantry Divisions, 1 Armored Division, 1 Training Division, 11 Infantry / Motorized Infantry Brigades, 16 Mechanized Infantry Brigades, 9 Armored Brigades, 5 Para-Commando Brigades, 1 Army Aviation Brigade, 2 Artillery Brigades, 5 Training Brigades and one Humanitarian Aid Brigade.
First Army First Army is based in Selimiye Barracks, Istanbul
2nd Corps 2nd Corps has its headquarters at Gelibolu, Çanakkale/Edirne 4th Mechanised Infantry Brigade (Keşan, Edirne) 18th Mechanized Infantry Brigade (Ortaköy, Çanakkale) 54th Mechanized Infantry Brigade (Edirne) 55th Mechanized Infantry Brigade (Suloğlu, Edirne) 65th Mechanized Infantry Brigade (Lüleburgaz, Kirklareli) 102nd Artillery Regiment (Keşan, Edirne)
3rd Corps 3rd Corps is based in Şişli/ Istanbul. As the NATO Rapid Deployable Corps – Turkey, if released and authorized by the Turkish government it is placed under the Supreme Allied Commander Europe. 52nd Tactical Armored Division (Hadımkoy)KKK '52 Armored Division' Hadimkoy – 1st Armoured Bde (Hadımkoy/ Istanbul) 2nd Armoured Bde (Kartal/Istanbul) 66th Motorized Infantry Brigade (Hasdal/Istanbul)
5th Corps 5th Corps is based in Çorlu/ Tekirdağ 3rd Armoured Brigade (Turkey) (Çerkezköy/ Tekirdağ) 95th Armored Bde (Malkara/Tekirdağ) 8th Mechanized Infantry Bde (Tekirdağ) 105th Artillery Regiment
Previous up until 1992-93 the 2nd Infantry Division (Turkey) was based at Adarpazari.https://www.sivasirade.com/haber/30-04-2015-tc-sivas-3-asliye-hukuk-mahkemesi-sayi-201566-esas-gaiplik-ilani-8026.html
Second Army Second Army is based in Malatya
6th Corps 6th Corps is based in Adana 5th Armored Bde (Gaziantep) 39th Mech.Inf.Bde (İskenderun/Hatay) 106th Artillery Regiment
7th Corps 7th Corps is based in Diyarbakır 3rd Таctical Infantry Divisional HQ (Yüksekova/Hakkari)Turkish Daily News, President calls for national unity , Thursday, September 13, 2007 10th Motorized Infantry Bde (Tatvan/Bitlis) 16th Mech.Inf.Bde (Bilgekışla/ Diyarbakır) 70th Mechanized Infantry Bde (Kızıltepe/Mardin) 6th Motorized Infantry Bde (Akçay/Şırnak) 23rd Internal Security Bde (Silopi/ Sirnak) 107th Artillery Regiment 2nd SF Regt (Mardin)
8th Corps 8th Corps is based in Elazığ 20th Armored Bde (Şanlıurfa) 172nd Armored Bde (Kahramanmaraş; appears to have moved in mid-2008 to Silopi) 108th Artillery Regiment
1st Commando Bde 1st Commando Brigade is based in (Kayseri) (besides that unit also an air force Para-Bde in Kayseri).
3rd Commando Bde Based in (Siirt)
Hakkari Mountain and Commando Bde Hakkari Mountain and Commando Bde is based in (Hakkari)
Third Army Third Army is based in (Erzincan)
4th Corps 4th Corps is based in (Ankara) 28th Mech.Inf.Bde (Mamak/Ankara) 1st Motorized Infantry Bde (Sakarya) 58th Artillery Bde (Polatlı/Ankara) Training Division/Armour School (Etimesgut/Ankara)
9th Corps 9th Corps is based in Erzurum. 4th Armored Bde (Palandöken/Erzurum) 1st Mechanized Infantry Bde (Doğubeyazıt/Ağrı) 12th Mechanized Infantry Bde (Ağrı) 14th Mechanized Infantry Bde (Кars) 25th Mechanized Infantry Bde (Ardahan) 2nd Motorized Infantry Bde (Rize) 9th Motorized Infantry Bde (Sarıkamış) 34th Internal Security Bde (Patnos/Ağrı) 48th Internal Security Bde (Trabzon) 49th Internal Security Bde (Bingöl) 51st Internal Security Bde (Hozat/Tunceli) 59th Training Artillery Bde (Erzincan) 109th Artillery Regt
2nd Commando Bde Based in Bolu
4th Commando Bde Based in Tunceli
Aegean Army Based in İzmir
11th Special Forces Bde Based in Denizli
7th Special Forces Bde Based in Sakarya
2nd Special Force Jandarma Bde Based in Bornova/İzmir
19th Motorized Infantry Bde Based in Edremit/Balıkesir
1st Infantry Bde Based in Manisa
57th Artillery Bde Based in İzmir
Zıpkınlar Commando Regiment Based in Muğla
3rd Amphibious Marines Brigade Based in Foça
Cyprus Turkish Peace Force/11th Corps 28th Mechanized Infantry Div (Gazimağusa) 39th Mechanized Infantry Division (Based in Güzelyurt) 14th Armored Brigade (Turkey) (Asya) Cyprus Special Forces Regiment
References
Source http://www.defencetalk.com/forums/archive/index.php/t-5685.html :tr:Türk Kara Kuvvetleri, accessed 7 July 2008 https://www.bulurum.com/details/map/1kac61b4ahc40id7cacj1g5_6i2g1a32 - 6th Infantry Division
Further reading Chapter 5, 'Turkish Armed Forces' in Umit Cizre (ed.), 'Democratic Oversight and Reform of the Security Sector in Turkey,' LIT/DCAF 2008, .