There are no post offices in the park. However, many local communities surrounding the park offer post offices. Window hours are subject to change; please check with post offices for more information.
Mount Desert Island
Bar Harbor Post Office
55 Cottage Street
207 288-3122
Window Hours: 8 am to 4:30 pm Mon to Fri; 9 am to 12 pm Sat
Hulls Cove Post Office
(nearest to park visitor center)
3 Breakneck Road (Route 3, next to Hulls Cove General Store)
207 288-3842
Window Hours: 9 am to 1 pm and 2 pm to 4:30 pm Mon to Fri; 9 am to 11:30 am Sat
Mount Desert Post Office
1057 Main Street (Route 102)
Somesville
207 244-5480
Window Hours: 8:30 am to 12 pm and 1 pm to 4:30 pm Mon to Fri; 9 am to 11:30 am Sat
Northeast Harbor Post Office
112 Main Street
207 276-3221
Window Hours: 9 am to 4 pm Mon to Fri; 9:30 am -11:30 am Sat
Salisbury Cove Post Office
855 Norway Drive (off Route 3)
207 288-4594
Window Hours: 9 am to 12 pm and 1 pm to 4:30 pm Mon to Fri; 9 am to 11:30 am Sat
Seal Cove Post Office
896 Tremont Road
207 244-5161
Window Hours: 8 am to 12 pm and 1 pm to 4:30 pm Mon to Fri; 8 am to 11:30 am Sat
Seal Harbor Post Office
14 Main Street
207 276-5341
Window Hours: 8 am to 12:15 pm and 1 pm to 4 pm Mon to Fri; 8:30 am to 11:30 am Sat
Southwest Harbor Post Office
21 Clark Point Road
207 244-3456
Window Hours: 8:30 am to 4:30 pm Mon to Fri; 8:30 am to 11:30 am Sat
Islesford
Islesford Post Office
(in the General Store, about a half-mile up from the dock)
Main Street
Little Cranberry Island
207 244-5621
Summer Window Hours (last week of June through August): 7:30 am to 10:30 am and 11:30 am to 3:30 pm Mon to Fri; 8 am to 9 am, 10 am to 10:30 am, and 11:30 am to 1 pm Sat Rest of Year: 7:30 am to 11:30 am and 12:30 pm to 3:30 pm Mon to Fri; 7:30 am to 9 am, 11 am to 11:30 am, and 12:30 pm to 1:30 pm Sat
Schoodic Peninsula
Winter Harbor Post Office
(closer to Schoodic entrance)
267 Main Street (across from IGA)
207 963-7121
Window Hours: 8:30 am -11:30 am and 12:30 pm to 4:15 pm Mon to Fri; 8:30 am -11 am Sat
Birch Harbor Post Office
(closer to Schoodic Point/exit)
3 East Schoodic Drive (across from Mc's Market)
207 963-7652
Window Hours: 8 am to 12 pm and 1 pm to 4:45 pm Mon to Fri; 8 am to 11:45 pm Sat