The Australia Post 4-line barcode is used in Australia for letter sorting and routing purposes.
| Valid symbols: | 0123456789 |
| length: | FCC-fixed, 2 characters, DPID-fixed, 8 characters, CustomerInfo variable |
| Check digit: | 4, Reed-Solomon algorithm |
A barcode consists of four elements (four conditions), each with its own name, value and display. Each barcode consists of 4 elements (4 conditions), each with a name, value and display. Each element consists of 2 bars and 2 spaces. Each barcode contains four check symbols calculated by the Reed-Solomon algorithm. The values of these symbols are usually printed after the barcode text.
The string may contain the following parts:
FCC (“Format Control Code”), 2 digits. It has the following values: 11, 45, 87, 92, 59, 62, 44.
DPID (“Distribution Point Identifier” or “Sort Code”), 8 digits.
CustomerInfo can contain 0-9, A-Z, a-z, # symbols, and spaces. Maximum length varies by FCC.
Note:
CustomerInfo is ignored for FCC = 11, 45, 87, 92.
For FCC = 59, CustomerInfo may contain 8 or 5 characters/digits.
For FCC = 62, 44, CustomerInfo may contain 15 or 10 characters/digits.
"Australian Post 4 States" barcode. "1138797520" is the number encoded in the barcode.
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