AJ's Magic, Inc.
   Offers clown socks, clown shoes, and feathered magic props.
   http://www.ajsmagic.com/

Akron Design and Costume Co.
   Costume rentals and sales. Also can view costumes at Akron, Ohio (USA) store.
   http://www.akrondesign.com/

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.
   http://www.alexanderscostumes.com

All Dressed Up
   Costumes, make-up, prosthetics and theatrical supplies.
   http://www.alldressedupcostumes.com/

Big Costumes
   Plus sized costumes and special occasion wear.
   http://www.bigcostumes.com/

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.
   http://www.bostoncostume.com/

BuySeasons, Inc
   Costumes for adults, kids and pets. Includes a large selection of Halloween wigs and accessories.
   http://www.buycostumes.com/

Card and Party Giant
   Party supplies store with costumes.
   http://www.cardandpartygiant.com/

Cosmic Outfitters
   Offering costumes for men, women and pets, including plus sizes and santa suits. Also offers beachwear and sandals.
   http://www.cosmicoutfitters.com/

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.
   http://www.costumegallery.net/

Costume Shop.com
   Costumes for all occasions such as Halloween, Renaissance, period, theater and accessories.
   http://www.costume-shop.com

Costumes Galore
   Offers Wizard of Oz themed costume from kids to adult sizes.
   http://www.wizardofozcostumes.com

Costumes by Betty
   Assorted costumes for sale.
   http://www.clowncostumes.com/

Danny's Trix Kix
   Costumes, masks, hats, wigs, make-up and accessories for infants to plus size adults.
   http://www.dannystrixkix.com/

Daydreamers Fancy Dress
   Selling a wide selection of costumes and accessories for both adults and children. UK based.
   http://www.islandentertainmentsonline.com

Dental Distortions
   Fake teeth for Halloween, family reunions, blind dates.
   http://www.dentaldistortions.com/

Des Moines Theatrical Shop
   Includes halloween and holiday themed costumes, dancewear, cheerleading and drill team uniforms, stage lighting, and supplies.
   http://www.theatricalshop.com/

Dixon Costumes
   Costume company that sells and rents costumes and all related items, including masks, wigs and make-up.
   http://www.dixoncostumes.com

Dragonfly Design Studio
   Features costumes, masks, historical costume sewing patterns, wigs, and make-up.
   http://dragonflydesignstudio.com/

Fancy Costume
   Next day delivery of fancy dress costumes throughout Ireland. Many wigs, hats, and other accessories available. Custom manufacture of costumes where required.
   http://www.fancycostume.ie

Fantasy Costumes
   Costumes, wigs and accessories in adult sizes.
   http://www.fantasycostumes.com/

Frank Bee Costumes
   Costumes for all ages. Sizes: XSmall -- XXXXL). Medieval and Renaissance Costumes, wigs, masks, makeup and props.
   http://www.frankbeecostume.com/

Graphica Design's
   Custom fit spandex costumes and theatrical apparel.
   http://www.spandexwear.com/

Hidden Treasures
   Costumes for children and adults for theater, Halloween and other festivities. Also have masquerade masks and headdresses. International shipping offered.
   http://www.bergencounty.com/costumes/index.html

Hollywood Studios Costumes
   Large selection of assorted costumes.
   http://www.hollywood-costumes.com/

Joyful Costumes
   Made-to-order costumes for individuals and theater productions; mime, dance, Medieval and Renaissance, plus a focus on the Biblical period.
   http://www.joyfulcostumes.com/

Jumpsuits Fit for a King
   Provides jumpsuits for Elvis impersonators worldwide.
   http://www.jumpsuitsfitforaking.com

Just For Fun
   Offers party and fancy dress.
   http://www.justforfun.co.uk

Limebarb
   Offering custom-made or stock costumes, with examples of commission work, collection galleries, and ordering details.
   http://www.limebarb.com/

Lynch's
   Offers clown supplies and theatrical costumes. Includes makeup, wigs, props, supplies, and trims.
   http://www.lynchs.com/

Magic Makers Costumes
   Costume rentals and retail merchandise. Complete on-line catalog.
   http://www.magicmakers.com

Marylen Costumes
   Costumes for all occasions.
   http://www.marylen.com/

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.
   http://www.monstermakers.com/

Murielle Roy and Co
   Specializes in fabric and trim for performers. Samples, size, and color charts.
   http://www.murielleroy.com/

Old Schoolyard
   UK company supplying British school uniforms for adults.
   http://www.oldschoolyard.co.uk

Ostriche.com Inc.
   Features a selection of feathers, boas, fringe, fans and theatrical and costume accessories available.
   http://www.ostrich.com/

Party Props
   Products include Halloween and Renaissance costumes and accessories.
   http://costumesbypartyprops.com/

Pimpdaddy.Com
   Bling bling and pimp outfits.
   http://www.pimpdaddy.com

Pookey Snoo
   Poodle Skirts for kids and adults.
   http://www.pookeysnoo.com

Ronjo
   Costumes, wigs, character props and makeup for parties and special events.
   http://www.ronjo.com/

Rose Chong Costumes
   Various inflatables and regular costumes.
   http://rosechong.com/

Sandi's Costumes
   A selection of adult women's costumes.
   http://www.forwardedge.com/costumes.html

Scary Faces
   Halloween costumes, masks, props and accessories.
   http://www.scaryfaces.com/

Scavenge, Inc.
   Offers costumes and accessories, such as wigs, sexy lingerie and shoes.
   http://www.scavengeinc.com

Screamers Costumes
   Costumes, masks and novelty items for Halloween.
   http://www.screamerscostumes.com/

ShopCostumes.com
   Halloween costumes, masks, props, decorations, and costume accessories.
   http://www.shopcostumes.com

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.
   http://www.showoffinc.com

Spot Lite Magic
   Offers costumes, accessories, magic, and jokes. Sizes range from Toddler to Adult.
   http://www.spotlitemagic.com

Star Design Costumes
   Halloween, Renaissance, and party type costumes.
   http://www.starcostumes.com

Stargirl Fancy Dress Costumes
   Supplies a large range of fancy dress costumes, Halloween costumes, wigs and makeup including a range of movie costumes.
   http://www.fancydress-costumes.co.uk

The Costumer
   Seasonal, theatrical, masquerade, and character, mascot costumes.
   http://www.thecostumer.com

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.
   http://www.enchantedcostumes.com

The Kostume Room
   Offers costumes and accessories for all occasions.
   http://www.kostumeroom.com/

United Mask & Party Manufacturing, Inc.
   Costumes, wigs, masks, and party supplies. Contact information, office hours, indexed catalog.
   http://www.unitedmaskandparty.com

Ursula's Costumes
   Costumes and accessories for all ages.
   http://www.ursulascostumes.com/

eCostumeShop
   Costumes, wigs, masks, hats, makeup, and accessories for Halloween, holidays, and special events.
   http://www.ecostumeshop.com/