Similar to Template:ウェブアーカイブ
Template:NYCS ref
Template:NYCS refTemplate:NYSR external links
Template:NYSR external linksTemplate:NZ Quickstats
Template:NZ QuickstatsTemplate:OCLC search link
Template:OCLC search linkTemplate:ODNBsub
Template:ODNBsubTemplate:Official blog
Template:Official website
Template:Official websiteTemplate:Official website2
Template:Official websites
Template:Ofsted
Template:OfstedTemplate:OL
Template:OLTemplate:OL book
Template:OL bookTemplate:OL work
Template:OL workTemplate:Onion Official site
Template:Onion Official siteTemplate:Onion URL
Template:Onion URLTemplate:OoeGeschichte
Template:Openplaque
Template:Open PlaquesTemplate:ORCID
Template:ORCIDTemplate:Ordnance Survey coordinates
Template:Ordnance Survey coordinatesTemplate:OSM
Template:OSMTemplate:Osm box
Template:OSM relation
Template:OSM relation
Template:OSM経路図
Template:Cite Oxford Dictionaries
Template:Cite LexicoTemplate:Panorama link
Template:PDBe-KB2
Template:PDBe-KB2Template:Pfam
Template:PfamTemplate:Plainlink
Template:Plain link