Alexanders Costumes - Costumes, masks, props, make-up, wigs and hats for all occasions. Most are in adult sizes. There are a few children's costumes as well.
All Dressed Up - Costumes, make-up, prosthetics and theatrical supplies.
Big Costumes - Plus sized costumes and special occasion wear.
Boston Costume Company - Large selection of holiday, animal, and professional costumes for use in events and filmed productions. Rentals in stock, products for sale, map and directions, and links.
BuySeasons, Inc - Costumes for adults, kids and pets. Includes a large selection of Halloween wigs and accessories.
Cosmic Outfitters - Offering costumes for men, women and pets, including plus sizes and santa suits. Also offers beachwear and sandals.
Costume Gallery - Costume manufacturer for dancers, skaters, gymnasts, and drill team members selling only to dance and gymnastic school owners and certain public and private nonprofit organizations.
Costume Shop.com - Costumes for all occasions such as Halloween, Renaissance, period, theater and accessories.
The Costumer - Seasonal, theatrical, masquerade, and character, mascot costumes.
Costumes by Antonia - Custom-made costumes; historic, theatrical, and mascot. Includes designer profile.
Costumes Galore - Offers Wizard of Oz themed costume from kids to adult sizes.
Danny's Trix Kix - Costumes, masks, hats, wigs, make-up and accessories for infants to plus size adults.
Daydreamers Fancy Dress - Selling a wide selection of costumes and accessories for both adults and children. UK based.
Dental Distortions - Fake teeth for Halloween, family reunions, blind dates.
Des Moines Theatrical Shop - Includes halloween and holiday themed costumes, dancewear, cheerleading and drill team uniforms, stage lighting, and supplies.
Dixon Costumes - Costume company that sells and rents costumes and all related items, including masks, wigs and make-up.
Dragonfly Design Studio - Features costumes, masks, historical costume sewing patterns, wigs, and make-up.
eCostumeShop - Costumes, wigs, masks, hats, makeup, and accessories for Halloween, holidays, and special events.
The Enchanted Needle - Handmade historical custom gowns for weddings, SCA events, and Faires; also has fairy, angel, and movie costumes. All clothing fabricated by a theatrical costume designer and artist; ordering information and design pictures.
Fantasy Costumes - Costumes, wigs and accessories in adult sizes.
Frank Bee Costumes - Costumes for all ages. Sizes: XSmall -- XXXXL). Medieval and Renaissance Costumes, wigs, masks, makeup and props.
Graphica Design's - Custom fit spandex costumes and theatrical apparel.
Joyful Costumes - Made-to-order costumes for individuals and theater productions; mime, dance, Medieval and Renaissance, plus a focus on the Biblical period.
Monster Makers - For Do-It-Yourself Monster Makers ranging from amateur hobbyists to professional SPFX artists; supplies for use in Film, TV, and Haunted House productions.
Murielle Roy and Co - Specializes in fabric and trim for performers. Samples, size, and color charts.
Ostriche.com Inc. - Features a selection of feathers, boas, fringe, fans and theatrical and costume accessories available.
Party Props - Products include Halloween and Renaissance costumes and accessories.
Show-Off, Inc. - Custom made costumes, outfits and uniforms for individuals and teams of twirlers, skaters, ballroom dancers, cheerleaders, wrestlers, and performers of all types.
Spot Lite Magic - Offers costumes, accessories, magic, and jokes. Sizes range from Toddler to Adult.