| Australian Costumers' Guild | | Guild officers, calendar of events and workshops, image gallery, membership information, costume links. Publishes "Coztume" newsletter. |
| Costume Designers Guild | | Organization founded in 1953 to "promote the research, artistry and technical expertise in the field of film and television Costume Design". |
| Costume Guild UK | | Promotes the advancement of costume design and construction for amateurs through professionals. Membership, members' websites, FAQ, and links. Publishes newsletter "Cutting Edge" and educational journal "The Mantle". |
| Costume Society of America | | Costume and fashion history, museums, art history, lectures, conservation, and scholarships. Publishes educational journal "Dress". |
| Costume Society of Great Britain | | Membership information and costs, calendar of events, scholarship and grant requirements, purchasable publications, and list of associated societies with contact information. Publishes educational journal "Costume"; partial index of past issues. |
| National Costumers Association | | USA-based group supporting the costuming industry. Officers and Board of Directors, mission statement, events schedule, image gallery from past competitions, scholarships, list of members, and membership form. |
| Northern Society of Costume & Textiles | | Founded 1977; located in the United Kingdom. Mission statement, membership information and costs, events, historic reproduction pattern sales and ordering, associated societies, and contact information. |
| The Greater San Francisco Bay Area Costumer's Guild | | California, US-based group who enjoy creating and wearing costumes. Includes "The Great Pattern Review", calendar of themed events, image gallery, membership information. Extensive directory of costuming resources. |
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