Michel Delving
From Tolkien Gateway
Michel Delving was the chief town of the Shire in the White Downs, that lay in the Westfarthing of the Shire. Its name means simply "Large Excavation". The Mathom-house could be found in Michel Delving. The Mayor of Michel Delving was an important official in the Shire, particularly as Postmaster for the entire region, and was often unofficially considered to be the "Mayor of the Shire"