Sunny Hats
Hong Kong. Wool felt hats and straw hats manufacturer.
http://www.sunnyhats.com/

Vigorous Co
manufacturer and exporter of cap and hat includes fashion cap, baseball cap, straw hat, grass hat, casual hat.
http://www.vigorous.com.hk

New Century Knitting Textile Co., Ltd
China. Manufacturers of knitted caps, hats, bandanas, head bands and socks. English and Chinese.
http://www.jrnew.com/

Artex Knitting Mills, Inc.
USA. Manufactures knitted hats and accessories. Includes a company profile, product photographs and an order form.
http://www.artexknit.com/

Knitting History; From Hand Knitting to Knitting Machines
Learn the history of knitting from one needle hand knitting to various peg and electric machines.
http://theknittree.com/knithistory.html

Fuheng Knitting Co.,
China. Manufactures scarves, shawls, caps, hats and gloves. Includes company profile, product descriptions and photographs. [Chinese and English]
http://www.fuheng.com/

Califame Headwear
Custom embroidered caps, hats, visors, and straw hats.
http://www.califame.com/

Hats By Leko
Wholesale Millinery Supplies, Importer/Exporter mail order
http://www.hatsupply.com/

Stetson Hats
Stetson Hats, the most well know hat in the world, cowboy hats for men and women, in straw, felt or leather. Own your own icon of western spirit. Stetson, it's not just a hat, it's the hat.
http://www.stetsonhat.com/

Atwood Hat Company
Cowboy hats from Atwood Hat Company. Handcrafted palm leaf and shantung cowboy hats.
http://www.pixellingo.com/atwood/