Other Locations: Worldwide Offices, Manufacturing Locations
El Segundo, California San Jose, California Irvine, California	Leominster, Massachusetts Durham, North Carolina Warwick, Rhode Island	Xian, China Skovlunde, Denmark Oxted, England Provence, France Pavia, Italy

El Segundo Design Center  International Rectifier, El Segundo Design Center 1521 Grand Ave. El Segundo, CA 90245 Size: 56,500 ft² Home of: Lighting ICs
Irvine Design Center  International Rectifier, Irvine Design Center 17885 Von Karman Ave. Ste 100 Irvine, CA 92614 Size: 15,000 ft² Home of: Enterprise Power POL Group
San Jose Design Center  International Rectifier San Jose Design Center 2520 Junction Avenue San Jose, CA 95134 Size: 34,282 ft² Home of: HiRel DC-DC Converters
Leominster Design Center  International Rectifier Leominster Design Center 205 Crawford St. Leominster, MA 01453 Size: 68,000 ft² Home of: HiRel DC-DC Converters
Carolina Design Center  International Rectifier, Carolina Design Center 633 Davis Drive, Suite 500 Durham, NC 27713 Size: 4,838 ft² Home of: Computing and Communications IC Design Group
Rhode Island IC Design Center  International Rectifier, Rhode Island IC Design Center 200 Crossings Blvd Suite 100 Warwick, RI 02886 Size: 12,500 ft² Home of: Computing and Communications IC Design Group
Great Britain Ltd.  International Rectifier Company, (Great Britain) Ltd. Hurst Green Oxted Surrey RH89BB, England Size: 35,000 ft² Home of: Packaging
Xian Application Center  International Rectifier Xian Application Center Room 106 Building B 38 Gao Xin 6 Road Xi’an ,China, 710075 Size: 335 ft² Application Design: motor drive, power supply, lighting
Pavia Design Center  International Rectifier Pavia Design Center Via Trieste, 25 27100 Pavia, Italy Size: 350m² Home of: Motion IC developement group
Denmark Aps Design Center  International Rectifier Denmark Aps (Design Center) Literbuen 10 C 2740 Skovlunde Denmark Size: Approx. 490m² Home of: Design group for advanced high reliability DC-DC Converters, as well as high level power management solutions. Certifications:AS9100 and ISO9001
France Design Center  International Rectifier France (Design Center) Les Jardins de l'entreprise BP 17 - 13610 Le Puy Sainte Réparade France Size: 400m² Home of: Automotive IC Design Center