Cobbletown is a town located at the Overworld spawn, it contains the shopping area of Peaceful Vanilla Club.
How To Get To Cobbletown
You can get to Cobbletown through the Nether Hubs. Just look around for a few minutes, and you will see the portal to Cobbletown
Cobbletown has one rule: you can only build out of stone related blocks. Although, you can use other blocks, stone-related blocks have to be the main blocks used in the build.
Buying a Plot
You can by a villager egg at spawn to purchase a plot to build a shop. You could also rent out a stall at the market.