These are the orders of battle of the Iraqi and Iranian armies for the start of the Iran–Iraq War in 1980. The data is drawn from the Air Combat Information Group's Arabian Peninsula and Persian Gulf Database.
1st Army Corps (sector between Rawanduz and Marivan)
7th Infantry Division (HQ Sulaimaniyah, Iraq)
11th Infantry Division (HQ Sulaimaniyah, Iraq) (-) (113th Infantry Brigade)
2nd Army Corps (sector between Qasre-e-Shirin, Ilam, and Mehran, armor deployed between Mehran and Dezful)
6th Armored Division (HQ Baqubah, Iraq) 300 (T-62) (BMP-1)
9th Armored Division (HQ Samavah, Iraq) 300 (T-62) (BMP-1)
?10th Armored Division (HQ Baghdad, Iraq) 300 (T-62) (BMP-1)
2nd Infantry Division (HQ Kirkuk, Iraq)
4th Infantry Division (HQ Mosul, Iraq)
6th Infantry Division (HQ Baqubah, Iraq)
8th Infantry Division (HQ Arbil, Iraq)
3rd Army Corps (HQ al-Qurnah, Iraq) (Sector between Dezful and Abadan)
3rd Armored Division (HQ Tikrit, Iraq) 300 (T-62) (BMP-1)
?10th Armored Division (HQ Baghdad, Iraq) 300 (T-62) (BMP-1)
12th Armored Division (HQ Dohuk, Iraq) (Held in Reserve) 300 (T-62) (BMP-1)
1st Mechanized Division (HQ Divaniyah, Iraq) 200 (T-55) (Czech OT-64 APC/BTR-50 APC)
5th Mechanized Division (HQ Basrah, Iraq) 200 (T-55) (Czech OT-64 APC/BTR-50 APC)
31st Independent Special Forces Brigade (-) (2 battalions) (one was attached to 5th MD, another to 3rd AD),
33rd Independent Special Forces Brigade
10th Independent Armored Brigade (T-72) (BMP-1)
12th Independent Armored Brigade (T-62) (BMP-1)
113th Infantry Brigade (Detachments) (From 11th Infantry Division)
Units Garrisoned along the Iraqi Border
16th Armored Division (Ghazvin, Iran) (Chieftain, M113)
81st Armored Division (Kermanshah, Iran) (M60A1) (M113)
92nd Armored Division (Khuzestan, Iran) (M60A1 MBT) (M113)
21st Infantry Division (Tehran, Iran)
28th Infantry Division (Sanandaj, Saquez, and Marivan, Iran) (1 Armored Brigade) (M60A1) (M113)
64th Infantry Division (Orumiyeh, Iran)
77th Infantry Division (Khorasan, Iran) (1 Armored Brigade) (M48 MBT) (BTR-50)
37th Armored Brigade (Shiraz, Iran)
88th Armored Brigade (Zahedan (M47 MBT) (covering the borders to Afghanistan and Pakistan)
30th Infantry Brigade (Gorgan, Iran)
84th Infantry Brigade (Khoramabad, Iran) (Deployed in Field) (Connecting the positions of the 81st and 92nd AD)
23rd Airborne Special Forces Brigade (Tehran, Iran) (Deployed along the Iraqi border in 13 separate Detachments)
55th Airborne Brigade (Shiraz, Iran) (One battalion deployed in Sardasht, and a company each in Sanandaj and Dezful, Iran)
11th Independent Artillery Group
22nd Independent Artillery Group (Khuzestan, Iran)
33rd Independent Artillery Group
44th Independent Artillery Group
55th Independent Artillery Group (Khuzestan, Iran)
Among later Iranian Revolutionary Guards formations involved was the 33rd Al-Mahdi Division.
