There are 2 Post Offices in Fairfield, Idaho, serving a population of 414 people in an area of 1 square miles. There is 1 Post Office per 207 people, and 1 Post Office per square mile.
In Idaho, Fairfield is ranked 72nd of 300 cities in Post Offices per capita, and 84th of 300 cities in Post Offices per square mile.
Find addresses, phone numbers, fax numbers, hours & services for Fairfield Post Offices.
United States Government 518 Soldier Road Fairfield, ID
United States Postal Service 518 Soldier Road Fairfield, ID Mailing Service, Postal Services