As of 2022-03-07, the Wikidata property WorldCat Registry ID (P5505) is used on 509 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
P4848 Libraries.org ID 331
 0.0845
P213 ISNI 236
 0.0002
P3749 Google Maps Customer ID 207
 0.0046
P2671 Google Knowledge Graph ID 170
 0.0000
P214 VIAF ID 145
 0.0001
P3500 Ringgold ID 141
 0.0015
P7859 WorldCat Identities ID 135
 0.0001
P791 ISIL 134
 0.0063
P244 Library of Congress authority ID 115
 0.0001
P2013 Facebook ID 95
 0.0004
P646 Freebase ID 89
 0.0000
P227 GND ID 79
 0.0001
P2002 Twitter username 76
 0.0002
P3234 Code List for Cultural Heritage Organizations 60
 0.1073
P1566 GeoNames ID 56
 0.0000
P2163 FAST ID 54
 0.0001
P268 Bibliothèque nationale de France ID 53
 0.0001
P6618 Federal-State Cooperative System ID 50
 0.0051
P8189 National Library of Israel J9U ID 49
 0.0003
P4839 Wolfram Language entity code 49
 0.0002
P2003 Instagram username 48
 0.0003
P691 NKCR AUT ID 47
 0.0001
P3108 Yelp ID 46
 0.0161
P1968 Foursquare venue ID 45
 0.0077
P2581 BabelNet ID 44
 0.0006
P269 IdRef ID 43
 0.0001
P2397 YouTube channel ID 40
 0.0006
P8838 LibraryThing venue ID 36
 0.0612
P2427 GRID ID 36
 0.0003
P3417 Quora topic ID 36
 0.0002
P6782 ROR ID 35
 0.0003
P590 GNIS ID 35
 0.0001
P409 Libraries Australia ID 33
 0.0005
P949 National Library of Israel ID 33
 0.0004
P3430 SNAC ARK ID 32
 0.0002
P1207 NUKAT ID 32
 0.0001
P3642 ARCHON code 30
 0.0094
P271 CiNii author ID (books) 25
 0.0003
P1015 NORAF ID 24
 0.0001
P648 Open Library ID 24
 0.0001
P4264 LinkedIn company ID 22
 0.0021
P8179 Canadiana Name Authority ID 22
 0.0004
P3065 RERO ID 22
 0.0003
P1315 NLA Trove people ID 22
 0.0002
P950 Biblioteca Nacional de España ID 22
 0.0001
P4173 Instagram location ID 21
 0.0051
P8034 Vatican Library VcBA ID 21
 0.0002
P9623 Price One Penny library ID 20
 0.0243
P4801 LoC and MARC vocabularies ID 20
 0.0120
P9756 Schoenberg Database of Manuscripts name ID 20
 0.0020

Closest properties by Jaccard index

IDLabelIntersection cardinalityJaccard index
P3234 Code List for Cultural Heritage Organizations 60
 0.1073
P4848 Libraries.org ID 331
 0.0845
P8838 LibraryThing venue ID 36
 0.0612
P9623 Price One Penny library ID 20
 0.0243
P3108 Yelp ID 46
 0.0161
P4272 DPLA subject term 14
 0.0141
P6329 Share-VDE author ID 13
 0.0138
P4801 LoC and MARC vocabularies ID 20
 0.0120
P1870 Name Assigning Authority Number 14
 0.0120
P3642 ARCHON code 30
 0.0094
P5181 Relationship Science organization ID 5
 0.0077
P1968 Foursquare venue ID 45
 0.0077
P7846 Beta maṣāḥǝft ID 8
 0.0070
P3267 Flickr user ID 16
 0.0066
P791 ISIL 134
 0.0063
P7028 National Library of Luxembourg ID 4
 0.0054
P3847 Open Library subject ID 19
 0.0054
P8828 AAA attraction ID 4
 0.0053
P4173 Instagram location ID 21
 0.0051
P6618 Federal-State Cooperative System ID 50
 0.0051
P4871 GEPRIS organization ID 3
 0.0051
P8060 Glassdoor company ID 5
 0.0049
P6486 Pacific Coast Architecture Database building ID 4
 0.0048
P4007 DBS ID 17
 0.0048
P3749 Google Maps Customer ID 207
 0.0046
P9585 Lexikon der österreichischen Provenienzforschung ID 3
 0.0044
P7650 WeChat ID 3
 0.0043
P6006 Museum Universe Data File ID 4
 0.0043
P8272 BaGLAMa GID 3
 0.0040
P8562 JSTOR publisher ID 4
 0.0034
P7502 Golden ID 8
 0.0032
P9434 Proveana ID 3
 0.0029
P8723 American Heritage place ID 2
 0.0029
P6157 Google News publication ID 2
 0.0028
P9885 Bing entity ID 2
 0.0028
P4702 Google Arts & Culture partner ID 5
 0.0028
P4725 C-SPAN organization ID 3
 0.0026
P3836 Pinterest username 13
 0.0026
P8501 Gateway to Research organisation ID 2
 0.0026
P5332 OpenDOAR ID 2
 0.0026
P4146 Athenaeum museum ID 5
 0.0024
P2037 GitHub username 19
 0.0023
P9943 Hill Museum & Manuscript Library ID 6
 0.0023
P1255 HelveticArchives ID 2
 0.0022
P4161 Michelin Voyages ID 2
 0.0022
P4440 Biblioteca Nacional de México ID 2
 0.0021
P4264 LinkedIn company ID 22
 0.0021
P1025 SUDOC editions 4
 0.0020
P5260 App Store developer ID 2
 0.0020
P9756 Schoenberg Database of Manuscripts name ID 20
 0.0020