The RMS4CC / CBC Generator creates a scannable RMS4CC / CBC barcode image from any text or number you enter, ready to download and use in UK Royal Mail sorting.
RMS4CC (Royal Mail 4-State Customer Code) is used by Royal Mail in the United Kingdom to encode postcodes and sorting information on outgoing mail.
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. RMS4CC / CBC was designed and adopted specifically for UK Royal Mail sorting, 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.