Inhabited by the Sicels, it was subject to Syracuse; a treaty was concluded in 263 BCE between the Romans and King Hieron II of Syracuse, Netum was noticed as one of the cities left in subjection to that monarch.
Located on the island inhabited by the Sicels, Netum was a city under the authority of Syracuse. A peace agreement was reached in 263 BCE between the Romans and King Hieron II of Syracuse, which left Netum as one of the remaining cities under his dominion.