There are 3 Post Offices in Mount Ayr, Indiana, serving a population of 120 people in an area of 1 square miles. There is 1 Post Office per 40 people, and 1 Post Office per square mile.
In Indiana, Mount Ayr is ranked 134th of 865 cities in Post Offices per capita, and 135th of 865 cities in Post Offices per square mile.
Find addresses, phone numbers, fax numbers, hours & services for Mount Ayr Post Offices.
U S Government Post Office Mt Ayr 26 North 3rd Street Mount Ayr, IN
US Post Office 26 North 3rd Street Mount Ayr, IN Mailing Service, Postal Services
United States Postal Service 101 East Rensselaer Street Mount Ayr, IN Mailing Service, Postal Services