Jorus C'baoth served as ambassador-at-large to the sector.
Star Wars: Rebellion incorrectly places Thanta Zilbra, Thila, Ambria, G'rho, Norulac, and Tund in the Xappyh sector. Thanta Zilbra is in the Corellian sector; Ambria is in the Stenness Node; G'rho is on the Shiritoku Spur; Norulac is in the Inner Rim Territories; Thila is in the Gordian Reach; and Tund is in the Centrality.
- Dark Force Rising Sourcebook
- The Essential Guide to Characters
- The Thrawn Trilogy Sourcebook
- Star Wars: Rebellion: Prima's Official Strategy Guide
- Star Wars Encyclopedia
- The Complete Star Wars Encyclopedia