Lordsport

Lordsport is a castle in Game of Thrones. It is a town in the Iron Islands holding fealty to House Greyjoy of Pyke. The town is the main port of the island of Pyke in Ironman's Bay. It lies a few hours ride from the castle Pyke, the seat of House Greyjoy.

In the books
In the Song of Ice and Fire novels Lordsport is the same.