Retailers
All USA Clothing 
*: Fairly comprehensive lines.
Pants
All American Clothing *: Jeans and pants.
American Giant +
*: Jeans and pants.
Devium *: Jean and pants.
Diamond Gusset *: Jeans, cargo and motorcycle pants.
Filson ++
*: Pants, overalls, and hunting/camping. Product pages show manufacturing and material origin.
Frank’s Apparel *: Twill pants (khakis).
Hempy’s *: Hemp-cotton blend jeans.
L.C. King *: Jeans and overall.
Left Field +*: Jeans.
Origin Maine *: Jeans and cargo pants/shorts.
Round House *: Overalls and jeans.
Schaefer Outfitter *: Jeans, workpants and trousers.
Texas Jeans *: Jeans and ‘firefighter pants’.
Thousand Mile *: Cargo pants.
Wintergreen *: Cold weather and active.
Shirts and Jackets (button, work and formal)
Devium *: Jackets and button-downs.
Filson ++*: Jackets and coats. Product pages show manufacturing and material origin.
J Wingfield +*: Dress, casual, flannel and western shirts. Also ties.
L.C. King *: Denim coats
Left Field +*
Ole Mason Jar (OMJ) +*: Button down shirts and sport coats. Also sells ties. Website is vague on many products, domestic range appears small.
Round House *: Denim/cotton jackets
Schaefer Outfitter ++*: Nearly all of the products are domestically produced. Classic western, flannel and denim shirts, large selection of jackets, coats and vests.
Texas Jeans *: Denim jacket
Thousand Mile *: T-shirts, polo, and shirts.
Wintergreen *: Anoraks, jackets and fleeces.
T-Shirts, Gym and Lounge Wear
All American Clothing *: Gym, exercise and casual
American Giant +*: Tees, sweatpants, and shorts.
BGreen *
Devium *: Shirts have a great graphic about the material and work sources.
Gettees *
Hempy’s *: T-shirts
LASpeedy *: Classic knit gym/loungewear. Also do contract manufacturing and embroidery.
Left Field +*
Redwing *: Branded t-shirts
Taag & Arc *: Flame-resistant shirts and beanies, also regular shirts.
WSI *: Compression pants and shirts.
Underwear & Socks
All American Clothing * : Also see separate socks section.
BGreen *
Boldfoot *: Socks.
Filson *: Socks.
Left Field +*
Redwing *: Socks.
Schaefer Outfitter *: ‘Boot’ socks.
Wigwam +*: Socks of all sorts. Mostly U.S.A. wool and yarn according to website.
WSI *: Underwear and socks.
Shoes
All American Clothing * : Retails boots, shoes and sandals.
Carolina +*: Link is to “Domestic”/”Union Made” section.
Danner ++*: Link is to “USA Made” section.
Eastland +*: Leather shoes and boot. U.S.A. range is very limited.
Fenoglio *: Classic cowboy boots.
Origin Maine *: Boots
Redwing ++*: Work and casual boots and shoes. Make sure to select the Made in U.S.A., and/or assembled of imported material boxes.
Redwing Heritage *: Traditional construction high-end boots.
Schaefer Outfitter *: Classic cowboy boots. Unclear where materials are from, made by Fenoglio.
Wesco *: Boots (West Coast Shoe) Website is unclear where material is from.
Hats
Devium *: Hats and beanies.
Left Field +*
Filson +*: Hats of all sorts. Product pages show manufacturing and material origin.
Hempy’s *: Various sorts of hats.
Wigwam +*: Beanies
Wintergreen *: Cold weather hats and beanies.
Eye Glasses
American Eyewear *: Wide selection of styles and ranges. Website unclear about product origin. Not readily available through online ordering.
AO Eyewear *: Wireframe (sun)glasses. Website unclear about product origin. Acquired by State Optical according to this page.
Drift Eyewear *: Wood and partial wood frame glasses.
Frames Direct (retailer) +*: Link is to “Made in America” collection, other parts are website are unclear about product origin.
Gatorz *: Link is to the prescription glasses site. Also see the sunglasses site.
Lowercase *: Acetate frames.
Randolph *: Website only shows sunglasses.
Sires Eyewear +*: Wood, composite and partial metal frame glasses. Website is unclear where the composite, metal, and hinge components are from.
Shuron *: Wire, plastic and mixed frame glasses and sunglasses.
State Optical Co. *: Website unclear about domestic parts/materials, but “How It’s Made” segment implies the icon we’ve given. Not readily available through online ordering.
Accessories & Miscellaneous
Origin Maine *: Brazilian Jiu Jitsu and gym goods.
Filson +*: Belts. Product pages show manufacturing and material origin.
Redwing Leather Goods *: Belts, wallets, and gloves.
Schaefer Outfitter *: Wallets, belts, and gloves. Hats imported.