Code 11

Code 11 linear barcode

1D barcodeDigits and hyphen

Authored by RFID.me Last updated Editorial policy

What is Code 11?

A compact variable-width linear symbology designed for numeric strings and hyphens. It normally uses one or two weighted check characters because its narrow patterns are vulnerable to print variation.

How it is structured

Start pattern, digits or hyphen, one mandatory C check character, an optional K check character for longer data, and a stop pattern.

Where it is used

Telecommunications equipment, component marking, and legacy inventory systems.