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Explore › Linear (1D) › Telepen

Linear (1D) · since 1972

Telepen

UK libraries and universities

A full-ASCII barcode that also has a compact numeric mode. Still widely used for UK library cards.

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At a glance

Introduced: 1972
Created by: SB Electronic Systems, UK
Characters: All 128 ASCII characters
Length: Variable
Check: Mod 127
Capacity: Limited by width

Example: `TELEPEN`

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Generation and reading use rxing (Apache 2.0), a Rust port of ZXing. Barcodes you make or scan are processed to answer your request and are not stored. GS1 prefix ranges show the issuing GS1 office, not the country of manufacture.

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