As of 2022-03-07, the Wikidata property aircraft registration prefix (P2986) is used on 7 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
P646 Freebase ID 7
 0.0000
P3175 Statoids ID 6
 0.0240
P3422 INSEE countries and foreign territories code 6
 0.0228
P299 ISO 3166-1 numeric code 6
 0.0221
P298 ISO 3166-1 alpha-3 code 6
 0.0220
P297 ISO 3166-1 alpha-2 code 6
 0.0219
P4427 GACS ID 6
 0.0103
P3612 Le Monde diplomatique subject ID 6
 0.0090
P5250 IAB code 6
 0.0057
P4801 LoC and MARC vocabularies ID 6
 0.0051
P7827 Spanish Vikidia ID 6
 0.0038
P5437 EuroVoc ID 6
 0.0020
P3916 UNESCO Thesaurus ID 6
 0.0020
P5198 ASC Leiden Thesaurus ID 6
 0.0015
P901 FIPS 10-4 (countries and regions) 6
 0.0014
P1245 OmegaWiki Defined Meaning 6
 0.0005
P998 Curlie ID 6
 0.0005
P7818 French Vikidia ID 6
 0.0003
P8406 Grove Art Online ID 6
 0.0003
P2347 YSO ID 6
 0.0003
P4527 UK Parliament thesaurus ID 6
 0.0002
P982 MusicBrainz area ID 6
 0.0002
P486 MeSH descriptor ID 6
 0.0002
P8408 KBpedia ID 6
 0.0002
P5573 archINFORM location ID 6
 0.0001
P2924 Great Russian Encyclopedia Online ID 6
 0.0001
P1667 Getty Thesaurus of Geographic Names ID 6
 0.0001
P7471 iNaturalist place ID 6
 0.0001
P4342 Store norske leksikon ID 6
 0.0001
P949 National Library of Israel ID 6
 0.0001
P1417 Encyclopædia Britannica Online ID 6
 0.0000
P8189 National Library of Israel J9U ID 6
 0.0000
P3417 Quora topic ID 6
 0.0000
P402 OpenStreetMap relation ID 6
 0.0000
P691 NKCR AUT ID 6
 0.0000
P269 IdRef ID 6
 0.0000
P268 Bibliothèque nationale de France ID 6
 0.0000
P6766 Who's on First ID 6
 0.0000
P227 GND ID 6
 0.0000
P244 Library of Congress authority ID 6
 0.0000
P7859 WorldCat Identities ID 6
 0.0000
P214 VIAF ID 6
 0.0000
P1566 GeoNames ID 6
 0.0000
P3024 ITU letter code 5
 0.0258
P5180 CIVICUS Monitor country entry 5
 0.0255
P3068 WIPO ST.3 5
 0.0216
P984 IOC country code 5
 0.0203
P9948 The World Factbook country ID 5
 0.0194
P7870 Analysis & Policy Observatory term ID 5
 0.0146
P10234 Der Spiegel topic ID 5
 0.0146

Closest properties by Jaccard index

IDLabelIntersection cardinalityJaccard index
P2983 UNDP country code 2
 0.2222
P2988 GOST 7.67 cyrillic 2
 0.2222
P9975 Vokrug sveta article 1
 0.1000
P2981 UIC alphabetical country code 4
 0.0597
P2982 UIC numerical country code 4
 0.0588
P4973 Wikitribune category 1
 0.0500
P3097 ISBN identifier group 1
 0.0400
P2082 M.49 code 2
 0.0345
P7843 German Vikidia ID 1
 0.0345
P7841 Armenian Vikidia ID 1
 0.0333
P3024 ITU letter code 5
 0.0258
P7301 Al-Jazeera topic ID 1
 0.0256
P5180 CIVICUS Monitor country entry 5
 0.0255
P7322 Marine Regions Geographic IDentifier (MRGID) 3
 0.0250
P2585 INSEE region code 1
 0.0250
P3175 Statoids ID 6
 0.0240
P3422 INSEE countries and foreign territories code 6
 0.0228
P299 ISO 3166-1 numeric code 6
 0.0221
P298 ISO 3166-1 alpha-3 code 6
 0.0220
P297 ISO 3166-1 alpha-2 code 6
 0.0219
P3068 WIPO ST.3 5
 0.0216
P984 IOC country code 5
 0.0203
P9948 The World Factbook country ID 5
 0.0194
P9222 bashenc.online ID 1
 0.0192
P7870 Analysis & Policy Observatory term ID 5
 0.0146
P10234 Der Spiegel topic ID 5
 0.0146
P8483 PM20 geo code 2
 0.0127
P7996 EH.Net Encyclopedia of Economic and Business History ID 1
 0.0125
P9293 AIATSIS Place Thesaurus ID 2
 0.0112
P9879 Encyclopaedia of Islam (third edition) ID 1
 0.0109
P8365 Thesaurus Sozialwissenschaften ID 1
 0.0108
P9368 CNA topic ID 4
 0.0106
P8717 ILO Thesaurus ID 2
 0.0105
P4427 GACS ID 6
 0.0103
P8935 Encyclopedia of the History of Ukraine ID 3
 0.0100
P3183 Wall Street Journal topic ID 1
 0.0090
P3612 Le Monde diplomatique subject ID 6
 0.0090
P2586 INSEE department code 1
 0.0086
P9123 Catalan Vikidia ID 4
 0.0084
P5843 Gynopedia ID 4
 0.0078
P9765 Great Ukrainian Encyclopedia Online ID 2
 0.0072
P6265 MinDat locality ID 2
 0.0071
P9240 Encyclopedia of Seventh-day Adventists ID 1
 0.0067
P6680 MeSH term ID 1
 0.0063
P9886 TermCymru ID 3
 0.0061
P7012 World Encyclopedia of Puppetry Arts ID 4
 0.0060
P7822 Italian Vikidia ID 5
 0.0058
P5250 IAB code 6
 0.0057
P6849 DR topic ID 5
 0.0056
P8370 UNBIS Thesaurus ID 2
 0.0056