- Government Services.
The towns of Southwest Harbor and Tremont have offices for conducting business with the town.
There are firehouses in Southwest Harbor, Bass Harbor, and Seal Cove.
There is a regional waste and recycling station in Southwest Harbor.
- Libraries and Other Community Organizations.
Scattered among the Quietside's villages
are public libraries,
and centers of lifelong learning.
- Nature and Environment.
Organizations with a mission to help people enjoy and protect the natural environment.
- Post Offices.
There are post offices in Bass Harbor, Bernard, Southwest Harbor, and Seal Cove.
- Public Transportation.
Surprisingly, MDI has (free) widespread bus service around the island,
as well as public ferry service to the off-shore islands.
- Places of Worship.
There are several churches on the island, but services vary by season.
For more options, look to Ellsworth.