U.S. Postal Service

• Mailbox Map  - Allows users to enter locations and receive a map with the locations of mailboxes, post offices, and UPS stores.
• The Postal Store  - Online store of the United States Postal Service. Sells stamps as well as items for hobbyists, mailing, and education.
• Postal Workers Online  - Site serves as a resource for postal employees. Presents information on benefits and employment, postal news, and related links.
• PostalReporter.com  - US postal employees' connection to news and information. With blogs, photos, and forums.
• United States Postal Service (USPS)  - Official site of the US Postal Service, offering a range of mailing andshipping tools, postal products, online stamp buying, as well as a zipcode search and agency information.
• ZIP Code Lookup  - ZIP code and address database of the United States Postal Service. With related links.