An IMB is an Intelligent Mail Barcode. It’s a 65-bar barcode for use on mail in the United States. It effectively incorporates the routing ZIP code and tracking information included in previously used postal barcode standards.
An IMB is an Intelligent Mail Barcode. It’s a 65-bar barcode for use on mail in the United States. It effectively incorporates the routing ZIP code and tracking information included in previously used postal barcode standards.