First entered service in October 1939 / 1939. There were 144 / 150 / 156 in Italian service by June 1940 and of those only 77 were serviceable.
The 4° Stormo was the first unit to receive the MC.200s. However, the unit did not like the MC.200 and was reverted back to the CR.42 biplane in 1940.
The 1°, 2°, 3°, 4°, and 54° Stormi and the 8°, 12°, 13°, 21°, and 22°, Gruppi were equipped with the MC.200.
Denmark originally ordered twelve MC.200s from the Italians but the order was cancelled when the Germans invaded.
In September 1940 two of the Italian based Stormi participated in raids on Malta.
In 1940 Macchi MC.200s escorted Luftwaffe Ju 97s in their attacks against Malta.
The HMS Zulu was sunk by MC.200s off of Tobruk in September 1942.
On the Eastern Front the Macchi MC.200s flew over 6,300 sorties and shot down 88 Soviet aircraft.
The 21° and 22° Gruppos used 51 MC.200s on the Easter Front from August 1941 to the spring of 1942.
Fifty one MC.200s were used by the 22° Gruppo near Odessa starting in August 1941.
When the Italians surrendered in September 1943 there were only 33 operational MC.200s left.
Italian Co-belligerent Air Force
Some Macchi MC.200s were used as trainers by the allied Italian air force.
With the Allies
In September 1943 around 52 M.C.200s joined the Allies.
Post World War II
After World War II some MC.200s were used as trainers until 1947.