There are 2 Post Offices in Marthasville, Missouri, serving a population of 1,338 people in an area of 1 square miles. There is 1 Post Office per 669 people, and 1 Post Office per square mile.
In Missouri, Marthasville is ranked 514th of 1263 cities in Post Offices per capita, and 353rd of 1263 cities in Post Offices per square mile.
Find addresses, phone numbers, fax numbers, hours & services for Marthasville Post Offices.
United States Postal Service 105 Depot Street Marthasville, MO Mailing Service, Postal Services
United States Postal Service 300 Borgmann Road Marthasville, MO Air Cargo, Mailbox Rental, Postal Services