Qom is thought to have existed in pre-Islamic ages. Archeological discoveries indicate Qom as a residential area from the 5th millennium BCE.
According to the pre-Islamic relics and historical texts, Qom was a large city.
‘Kom’ was the name of the ancient rampart of the city of Qom, thus, the Arabs called it Qom during the Arab conquests of Iran, Iranchamber wrote.