The following is the general breakdown, of the available NPCs or functions that an expansion offers in relation to the respective hubs:

3.0 Heavensward:
• Foundation: Market Boards
• Idyllshire: Tomestone NPCs and Token redeem

4.0 Stormblood:
• Kugane: Market Boards
• Rhalgr's Reach: Tomestone NPCs and Token redeem

5.0 Shadowbringers:
• The Crystarium: Market Boards
• Eulmore: Tomestone NPCs and Token redeem

6.0 Endwalker:
• Old Sharlayan: Market Boards
• Radz-at-Han: Tomestone NPCs and Token redeem

7.0 ?????????:
• ?????????????: Market Boards
• ?????????????: Tomestone NPCs and Token redeem