Pakistan Yarn Merchants' Association
- Trade organization for the Pakistani yarn spinning industry, involved in promotion and information exchange.
- http://www.pyma.com.pk/

Japan Linen, Ramie & Jute Spinners' Association
- Trade organization for the hard and bast fiber yarn spinning industry, involved in technology exchange, research, legal activities and labor relations. English and Japanese.
- http://www.asabo.com/

Eurocord Ewris
- France. Trade organization for European manufacturers of steel wire, fiber ropes, twines and nettings. Company directory.
- http://www.eurocord.com/

Foundation Swiss for the Yarn Industry
- Switzerland. Trade organization for the Swiss yarn spinning industry. Detailed history of the origin and development the local yarn industry. Information on certificates and logos. English, German and French.
- http://www.garn.ch/

AYSA. American Yarn Spinners Association
- USA. National trade association for the North American yarn manufacturing industry.
- http://www.textileweb.com/storefronts/aysa.html

Mercerized Cotton Yarn Promotion Center
- Italy. Non-profit association, promoting the Filoscozia trademark of spinners of combed, twisted, singed, mercerized and dyed yarns from Egyptian cotton, or cotton with similar characteristics. Detailed technical specifications. Multi-lingual site.
- http://www.filoscozia.it/

TYAA. Textured Yarn Association of America
- USA. Non-profit organization for professionals in the textured yarn manufacturing industry, and related businesses. News and calendar of events.
- http://www.tyaa.org/