From A Wiki of Ice and Fire
Oldcastle is the seat of House Locke in the north. It lies on the northern shore of the Bite, southeast of White Harbor and north of the Three Sisters.
Oldcastle was the royal seat of House Locke when they were petty kings.
A Storm of Swords
Maester Aemon sends a raven to Oldcastle in a plea for help to defend Castle Black from wildlings.
A Dance with Dragons
According to Wyman Manderly, Lord of White Harbor, the Lockes of Oldcastle will take their lead from him.
- ↑ A Dance with Dragons, Map of the North
- ↑ The World of Ice & Fire, The North: The Kings of Winter.
- ↑ A Storm of Swords, Chapter 55, Jon VII.
- ↑ A Dance with Dragons, Chapter 29, Davos IV.