There are 2 Post Offices in Riverdale, California, serving a population of 4,095 people in an area of 4 square miles. There is 1 Post Office per 2,047 people, and 1 Post Office per 1 square miles.
In California, Riverdale is ranked 539th of 1798 cities in Post Offices per capita, and 464th of 1798 cities in Post Offices per square mile.
Find addresses, phone numbers, fax numbers, hours & services for Riverdale Post Offices.
Riverdale Post Office 20945 Haslam Avenue Riverdale, CA
United States Postal Service 3401 Henson Street Riverdale, CA Freight Trucking, Logistics, Mailing Service, Postal Services