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ISO/IEC 646

international standard for 7-bit ASCII and national modifications
Intangible character_set Q764925
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ISO/IEC 646

Summary

ISO/IEC 646 is a character set[1]. It draws 71 Wikipedia views per month (character_set category, ranking #1 of 3).[2]

Key Facts

  • ISO/IEC 646's instance of is recorded as character set[3].
  • ISO/IEC 646's instance of is recorded as IEC standard[4].
  • ISO/IEC 646's instance of is recorded as ISO standard[5].
  • ISO/IEC 646's follows is recorded as Q8815[6].
  • ISO/IEC 646's followed by is recorded as Universal Character Set[7].
  • ISO/IEC 646's followed by is recorded as T.50[8].
  • ISO/IEC 646's ISO standard is recorded as 646[9].
  • ISO/IEC 646's has part is recorded as ISO/IEC 646:1991: Information technology—ISO 7-bit coded character set for information interchange[10].
  • ISO/IEC 646's Freebase ID is recorded as /m/01bjl8[11].
  • ISO/IEC 646's File Format Wiki page ID is recorded as ISO_646[12].
  • ISO/IEC 646's ITU/ISO/IEC object ID is recorded as 1.0.646[13].
  • ISO/IEC 646's Dictionary of Archives Terminology ID is recorded as iso-646[14].

Body

Works and Contributions

Things named for ISO/IEC 646 include iso646.h[15], a C header file[16].

Why It Matters

ISO/IEC 646 draws 71 Wikipedia views per month (character_set category, ranking #1 of 3).[2] It has Wikipedia articles in 16 language editions, a strong signal of global cultural recognition.[17] It is known by 6 alternative names across languages and contexts.[18]

Entities named for it include iso646.h[15], a C header file[16].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [5] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . Freebase Data Dumps. wikidata.org.
  10. [12] ↑ . wikidata.org.
  11. [13] ↑ . Recommendation X.660 (07/2011): Information technology – Procedures for the operation of object identifier registration authorities: General procedures and top arcs of the international object identifier tree. wikidata.org.
  12. [14] ↑ . wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [15] ↑ . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [16] ↑ . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [17] ↑ . Wikidata sitelinks. wikidata.org.
  3. [18] ↑ . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). ISO/IEC 646. Retrieved May 3, 2026, from https://4ort.xyz/entity/iso-iec-646
MLA “ISO/IEC 646.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/iso-iec-646.
BibTeX @misc{4ortxyz_iso-iec-646_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{ISO/IEC 646}}, year = {2026}, url = {https://4ort.xyz/entity/iso-iec-646}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): ISO/IEC 646 — https://4ort.xyz/entity/iso-iec-646 (retrieved 2026-05-03)

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