Matinicus Island Vacations, Inc. supports these organizations that help the island:

Matinicus Congregational Church
c/o Jamine Tinker
Matinicus, Maine 04851

Matinicus Island EMT Service
c/o Eva Murray
Matinicus, Maine 04851

Maine Seacoast Mission
127 West Street
Bar Harbor, Maine 04609

The Island Institute
Box 648
386 Maine Street,
Rockland, Maine 04841