There are 2 Post Offices in Greenfield, Illinois, serving a population of 1,208 people in an area of 2 square miles. There is 1 Post Office per 604 people, and 1 Post Office per square mile.
In Illinois, Greenfield is ranked 479th of 1547 cities in Post Offices per capita, and 503rd of 1547 cities in Post Offices per square mile.
Find addresses, phone numbers, fax numbers, hours & services for Greenfield Post Offices.
United States Government 609 Main Street Greenfield, IL
United States Postal Service 609 Main Street Greenfield, IL Mailing Service, Postal Services