by United States Postal Service®
Access popular USPS.com® tools on the go with USPS Mobile® app. Find a Post Office™ or an Approved Postal Provider®, look up a ZIP Code™, calculate shipping prices (limitations apply), schedule pickups, scan labels, hold your mail, and use the USPS Tracking™ tool anywhere you go.
Where's the Post Office? — If you ship via USPS or are expecting deliveries this app is a pretty useful tool. Recently I was trying to find the closest Post Office so that I could ship something. This app told me the closest location to where I was and let me know that there was a collection box even closer!...