Rational Codabar Barcode

Codabar was developed was developed in 1972 by Pitney Bowes, Inc. It is a discrete, self-checking symbology that may encode 16 different characters, plus an additional 4 start/stop characters. This symbology is used by U.S. blood banks, photo labs, and on FedEx airbills.

The symbology of the Rational Codabar character set consists of barcode symbols representing characters 0-9, Alphabets A to D and the following : - . $ / +. The alphabets A, B, C and D are used for the start and stop codes. For example, if you want to encode the data 12345678 in the Rational Codabar barcode, the final output would be A12345678B.

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