USPS
Ascender – USPS Definition
In Intelligent Mail barcode symbology, the bar that covers two of the three possible regions (from bottom to top): the tracking (middle) region and ascending (top) region. It does not cover the descending (bottom) region.
Ascender
In Intelligent Mail barcode symbology, the bar that covers two of the three possible regions (from bottom to top): the tracking (middle) region and ascending (top) region. It does not cover the descending (bottom) region.