There are 2 Post Offices in Grand Marsh, Wisconsin, serving a population of 159 people in an area of 2 square miles. There is 1 Post Office per 79 people, and 1 Post Office per square mile.
In Wisconsin, Grand Marsh is ranked 103rd of 922 cities in Post Offices per capita, and 192nd of 922 cities in Post Offices per square mile.
Find addresses, phone numbers, fax numbers, hours & services for Grand Marsh Post Offices.
US Post Office 626 County Road East Grand Marsh, WI
United States Postal Service 644 County Road East Grand Marsh, WI Mailbox Rental, Mailing Service, Postal Services