There are 2 Post Offices in Knox, Missouri, serving a population of 226 people in an area of 1 square miles. There is 1 Post Office per 113 people, and 1 Post Office per square mile.
In Missouri, Knox is ranked 225th of 1263 cities in Post Offices per capita, and 157th of 1263 cities in Post Offices per square mile.
Find addresses, phone numbers, fax numbers, hours & services for Knox Post Offices.
US Post Office 103 West Main Street Knox, MO
United States Postal Service 103 West Main Street Knox, MO Mailing Service, Postal Services