There are 2 Post Offices in Fontana, California, serving a population of 207,086 people in an area of 44 square miles. There is 1 Post Office per 103,543 people, and 1 Post Office per 21 square miles.
In California, Fontana is ranked 1,109th of 1798 cities in Post Offices per capita, and 1,057th of 1798 cities in Post Offices per square mile.
Find addresses, phone numbers, fax numbers, hours & services for Fontana Post Offices.
United States Postal Service 16731 Santa Ana Avenue Fontana, CA Mailing Service, Postal Services
United States Postal Service 8282 Sierra Avenue Fontana, CA Mailbox Rental, Mailing Service, Postal Services