Similar to 英国動物虐待防止協会

IEEE Standards Association

IFS AB

Institute for Dynamic Educational Advancement

International Data Group

Internet Assigned Numbers Authority

InterNIC

InXile Entertainment

IPC (electronics)

The New Humanitarian

Irrational Games

IRT Ninth Avenue Line

Phoenix Raceway

Integrated Taxonomic Information System

ITV Cymru Wales

International Ultraviolet Explorer

International Wrestling Association of Japan

J Street

JBL

Joint Conference on Digital Libraries

JD Edwards

Jodi (art collective)

Journal of Chemical Education

JSE Limited

Soviet submarine K-219

KBP Instrument Design Bureau

KEF

KGO-TV

Kiva (organization)