The Intelligent Mail Barcode (IMB) Generator creates a scannable Intelligent Mail Barcode (IMB) barcode image from any text or number you enter, ready to download and use in United States Postal Service mail processing.
The IMB is the USPS standard barcode, combining the older POSTNET and PLANET barcodes into a single format that encodes routing, tracking, and sorting data.
Developers, warehouse operators, and businesses use this generator to produce real, standards-compliant barcode images without needing dedicated barcode software.
Different barcode symbologies exist because different industries have different requirements — data density, character support, error tolerance, and printing space all vary by use case. Intelligent Mail Barcode (IMB) was designed and adopted specifically for United States Postal Service mail processing, which is why it remains the standard choice in that context.
Choosing the right barcode format for your application matters, since scanning equipment and industry standards are often built around a specific symbology.
The defining technical characteristic of this format.
The industry or context where this format is standard.
Generate and download a ready-to-use barcode image.