As of 2022-03-07, the Wikidata property ISO 15924 alpha-4 code (P506) is used on 263 items as main value on statements (not counting qualifiers) of the Q and P namespaces.

Closest properties: by cardinality of intersection, by Jaccard index.

Display properties of the following types:                                    

Closest properties by cardinality of intersection

IDLabelIntersection cardinalityJaccard index
P2620 ISO 15924 numeric code 263
1.0000
P646 Freebase ID 168
0.0000
P1417 Encyclopædia Britannica Online ID 57
0.0003
P8408 KBpedia ID 39
0.0010
P1245 OmegaWiki Defined Meaning 33
0.0028
P3417 Quora topic ID 33
0.0002
P244 Library of Congress authority ID 31
0.0000
P6366 Microsoft Academic ID 28
0.0001
P2924 Great Russian Encyclopedia Online ID 27
0.0005
P227 GND ID 27
0.0000
P7033 Australian Educational Vocabulary ID 25
0.0029
P2671 Google Knowledge Graph ID 25
0.0000
P691 NKCR AUT ID 21
0.0000
P508 BNCF Thesaurus ID 18
0.0011
P2581 BabelNet ID 18
0.0002
P268 Bibliothèque nationale de France ID 18
0.0000
P1014 Art & Architecture Thesaurus ID 17
0.0007
P349 National Diet Library ID 17
0.0001
P8885 Namuwiki ID 16
0.0047
P3553 Zhihu topic ID 16
0.0011
P8189 National Library of Israel J9U ID 15
0.0001
P1296 Gran Enciclopèdia Catalana ID 11
0.0001
P7818 French Vikidia ID 10
0.0005
P3827 JSTOR topic ID 10
0.0004
P10283 OpenAlex ID 10
0.0001
P5398 TDKIV term ID 9
0.0026
P4212 PACTOLS thesaurus ID 9
0.0005
P2347 YSO ID 8
0.0003
P1368 LNB ID 7
0.0001
P9100 GitHub topic 6
0.0022
P3222 NE.se ID 6
0.0001
P4342 Store norske leksikon ID 6
0.0001
P6573 Klexikon article ID 5
0.0017
P9545 Encyclopedia of China Online Database ID 5
0.0010
P3365 Treccani ID 5
0.0002
P3219 Encyclopædia Universalis ID 5
0.0002
P9123 Catalan Vikidia ID 4
0.0055
P9000 World History Encyclopedia ID 4
0.0033
P8814 WordNet 3.1 Synset ID 4
0.0003
P6900 NicoNicoPedia ID 3
0.0010
P1256 Iconclass notation 3
0.0007
P6385 Krugosvet article 3
0.0005
P7305 Online PWN Encyclopedia ID 3
0.0001
P5019 Brockhaus Enzyklopädie online ID 3
0.0001
P269 IdRef ID 3
0.0000
P7884 Joconde inscription ID 2
0.0065
P9106 Oxford Classical Dictionary ID 2
0.0008
P6293 YSA ID 2
0.0007
P3381 File Format Wiki page ID 2
0.0006
P3916 UNESCO Thesaurus ID 2
0.0006

Closest properties by Jaccard index

IDLabelIntersection cardinalityJaccard index
P2620 ISO 15924 numeric code 263
1.0000
P7884 Joconde inscription ID 2
0.0065
P9123 Catalan Vikidia ID 4
0.0055
P8885 Namuwiki ID 16
0.0047
P9000 World History Encyclopedia ID 4
0.0033
P7927 Open Food Facts label 1
0.0029
P7033 Australian Educational Vocabulary ID 25
0.0029
P1245 OmegaWiki Defined Meaning 33
0.0028
P5398 TDKIV term ID 9
0.0026
P7276 New Encyclopedic Dictionary of Czech ID 1
0.0026
P9236 RDA value vocabularies ID 1
0.0026
P9100 GitHub topic 6
0.0022
P8325 Indonesian Intangible Cultural Heritage Registration Number 1
0.0021
P6009 Techopedia ID 1
0.0018
P6573 Klexikon article ID 5
0.0017
P219 ISO 639-2 code 1
0.0013
P9082 Academic Encyclopedia of Czech History ID 1
0.0012
P9060 POSIX locale identifier 1
0.0011
P3553 Zhihu topic ID 16
0.0011
P508 BNCF Thesaurus ID 18
0.0011
P6900 NicoNicoPedia ID 3
0.0010
P10369 Lingua Libre ID 1
0.0010
P9545 Encyclopedia of China Online Database ID 5
0.0010
P8408 KBpedia ID 39
0.0010
P7832 Basque Vikidia ID 1
0.0009
P6870 Latvian National Encyclopedia Online ID 1
0.0009
P9070 Internet Encyclopedia of Ukraine ID 1
0.0009
P7829 English Vikidia ID 1
0.0009
P8759 Polski Słownik Judaistyczny ID 1
0.0008
P3479 Omni topic ID 1
0.0008
P9106 Oxford Classical Dictionary ID 2
0.0008
P6293 YSA ID 2
0.0007
P1256 Iconclass notation 3
0.0007
P4211 Bashkir encyclopedia (Russian version) ID (former scheme) 1
0.0007
P9287 Cyprus Bibliography ID 1
0.0007
P9498 Enzyklopädie des europäischen Ostens ID 1
0.0007
P1014 Art & Architecture Thesaurus ID 17
0.0007
P4801 LoC and MARC vocabularies ID 1
0.0007
P3381 File Format Wiki page ID 2
0.0006
P3916 UNESCO Thesaurus ID 2
0.0006
P5002 Orthodox Encyclopedia ID 2
0.0006
P2924 Great Russian Encyclopedia Online ID 27
0.0005
P4212 PACTOLS thesaurus ID 9
0.0005
P8248 Colon Classification 1
0.0005
P7818 French Vikidia ID 10
0.0005
P6385 Krugosvet article 3
0.0005
P6760 Know Your Meme ID 1
0.0005
P10077 Spanish Cultural Heritage thesauri ID 1
0.0005
P4254 Bengali Banglapedia ID 1
0.0004
P8855 IEV number 1
0.0004