There are 2 Post Offices in Ennis, Montana, serving a population of 806 people in an area of 1 square miles. There is 1 Post Office per 403 people, and 1 Post Office per square mile.
In Montana, Ennis is ranked 201st of 464 cities in Post Offices per capita, and 109th of 464 cities in Post Offices per square mile.
Find addresses, phone numbers, fax numbers, hours & services for Ennis Post Offices.
US Post Office 81 Montana Way Ennis, MT Mailing Service, Postal Services
United States Postal Service 81 Mount Highway 287 Ennis, MT Mailing Service, Postal Services