This city is bordered by Mazandaran and Golestan provinces in the north, Shahroud in the east, Isfahan province in the south, and Semnan city in the west. Damghan city with an area of about 13080 square kilometers is located 337 kilometers from Tehran. ) is one of the ancient and old cities of Iran, which was the capital of Kumesh province, and historians consider this city to be the capital of the Parthians. This city has a population of about 80 thousand people. In the past, Damghan was one of the cities of Qoms province and it was also considered the center of this province.
Damghan is one of the oldest cities in Iran and has been of special importance since ancient times. The name of this city was taken from Maghan, which means fire worshipers, and it was known as Deh Maghan, and it is said that Maghan caused its population. Later, due to the passage of time, the letter h – It has disappeared and A has been placed in its place. The building of Damghan city is attributed to Hoshang, the great-grandson of Kyomerth, who was one of the Pishdadi kings, and  Once upon a time, it was the capital of the Parthians, and Damghan was also considered as part of the fourth region. Damghan is mentioned in most of the geography and history books, and all of their writings refer to the importance and prestige of the old city of Damghan, because Damghan is on the way to the Silk Road and the route The passage from the west to the east has been from the distant past until today, and the truth and the reason for this claim is this: when the Greeks arrived at the historical city of Damghan, they found it prosperous, and because of its size and the presence of plenty of food and fodder, they called it "Hakatam Polis". ; It is still known as Hekatem Place and Hundred Gates. Another reason for this claim is the presence of caravanserais, old castles and hills, towers and bars, and huge fences inside and outside Damghan city.