There is only one city in the known world. That's Stondar City, formerly known as Port Town, also known as the City of Stones. It's rather small to be called a city. This is a list of all the settlements in the known world.

Stondar City on Stondar Island. Inhabited by dwarves.

Orveka, also known as Gnome Town on Stondar Island. Inhabited by gnomes.

Worfin Village on Worfin Island. Inhabited by dwarves

Azmarton on Azmar Island, Inhabited by dwarves and gnomes.