US Post Office

Visit your local Post Office™ at 1126 N Mountain Ave to find everything you need to send mail and ship packages. Explore our other products and services like money orders, Post Office™ boxes, passports, gift cards, and more

The United States Postal Service (USPS) in Ontario, CA, provides a wide range of mailing and shipping services, including options for tracking packages, purchasing stamps, and scheduling pickups. Customers can also access services such as Informed Delivery, which allows them to digitally preview incoming mail and manage their mail securely through PO Boxes. In addition to standard mailing services, USPS offers international shipping options, money orders, and resources for businesses looking to utilize direct mail marketing. The organization is committed to ensuring efficient service and customer satisfaction while adapting to the evolving needs of the public. Generated from the website