ITF-14 barcode generator
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About ITF-14
ITF-14 (Interleaved Two-of-Five, 14 digit) is the GS1 standard for Global Trade Item Numbers on shipping cartons. It is designed for direct printing onto corrugated board.
Valid input
- Exactly 14 digits, numeric only, with a mod-10 check digit.
- First digit is a packaging indicator (0-8 for GTIN-14; 9 reserved for variable-measure).
- Print with bearer bars on top and bottom (optionally also left and right) - they prevent partial scans.
- Quiet zone: at least 10 module widths on each side.
- Nominal X dimension is 1.016 mm; do not go below 0.495 mm.
Related barcode types
Guides
- ITF-14 Explained: Shipping Carton Barcodes, GTIN-14, and SSCC-18
What ITF-14 is, how it differs from GS1-128 and SSCC-18, and the size and bearer-bar rules a case label must meet to scan.
- How to Print Barcode Labels That Actually Scan
DPI, X-dimension, quiet zone, and the handful of print settings that decide whether your label works. A practical guide for anyone printing labels at real volume.
- Why Won't My Barcode Scan? A 7-Step Checklist
A checklist for diagnosing barcode scan failures, covering quiet zones, contrast, print resolution, physical damage, wrong symbology, check digits, and scanner distance.