USPS offers an online tool to obtain Time In Transit Information (Also known as service standards). However, it is up to the individual company to program and implement. All the work has been done in this DLL. Easily obtain USPS Time In Transit Data quickly and easily for your USPS shipments in an object oriented environment with this tool. See our home page for code examples and additional licensing information.
This tool is intended for use by programmers. We are not affiliated with USPS. Version 1.33 added additional functionality and relaxed registry permissions.