AKUdo's Crown Cap Collection: Scanned beer crown caps from all over the world.
Algis Beer Crowncap Page: A Canadian collector lists items in his collection, and a want list.
Alina's Bottle Cap Collection: Alina presents her collection of caps from many countries, with images.
Austrian Beer Cap Collectors Page: Images of over 10,000 caps from numerous countries. Includes trade list.
B.E.S (Belgian Label & Cap Service): Offers sets of Belgian beer caps. About 4 sets of 20 caps are available per year.
Beer Nation: Collectors of beer caps from around the world. Categorized by country and offers pictures. Some caps available for trade.
Bottle Cap Index: Search engine for online bottle cap collections, with more than 270'000 entries.
Bottle Caps Via the Internet: US collector with over 7500 caps. Images and guestbook.
BottleCap.net: Displaying hundreds of soda and beer bottle caps, with information about each cap.
c-online: German collector of crown caps, with collection list and images.
Canadian Cap Collector Haven: Personal web site illustrating some trade caps, with helpful information for other collectors.
Celestial Crown Cap: Contains images, trade links and general information about collecting crowns.
Chris Stoudt's Bottle Cap Collecting: Contact information for a US cap collector.
Collection of ceramic beer bottle caps - plopsite.de: Collection of historic and current Hutter stoppers of beer bottles from breweries worldwide (more than 600 pictures of swingtops from 19 different countries).
CrownCaps: A database of crown caps organized by brand and country of origin.
Erich Teister's Beer Bottle Cap Collection: A collection with a lot of scanned caps, trade images, scanned coasters, and beer labels.
Eugene's Caps Collection: Canadian collector of bottle caps from all over the world.
Hey! I Like Beer.: Some scanned caps, from one who collects only those from beer he has sampled. Slowly loading graphics.
Hippy's Lithuanian Caps: Collector site from Lithuania featuring local caps as well as worldwide collection.
Kees Booij's: A Dutch collector presents his crown caps, with many links, thematic crown caps, water caps and trade list.
Kevin's Bottle Cap Collection: Collection of caps from around the world, including many from Africa.
Linda's Crown Trading: Collector of picture crowns, with list of crowns for trade.
Marcel's Beer Cap Collection: Swiss collector with over 4500 scanned caps, geographical search for caps, trading list, cap identification.
Martin Köhler's Crown Caps: Collector of all kinds of crown caps.
My Caps: French crown cap collector, with collection list and images.
Nando's Crown Caps Page: Dutch collector, with images of beer and soda caps for trade.
Renno's Beer Cap Page: Dutch collector lists over 11,000 beer caps in his collection, with images of Dutch and Belgian caps.
Rika & Willeke's crowncaps page: Two sisters from the Netherlands display images of their cap collection and encourage others to trade with them.
The Beer Cap Page: Resources and links for collectors, including images, chat area, FAQ, and other information.
The Bottle Cap Man: USA bottle cap collector with hundreds of soda and beer bottle caps listed for sale or trade. Bottle cap club information.
The Crown Cap Museum: Mark Woodward's internet museum features his crown collection, photos, links and other information about the hobby.
The Ultimate Beer Cap Page: Finnish collector. Includes history of crown caps, chat, personal history, caps for trade and collector links.
Tino's Korkenseite: German bottle cap collector, cap gallery with over 17.000 pictures.
Udo´s page: Crown caps for trade, beer and soda, used and unused.
Wim Spijker's Crown Cap Collection: A Dutch collector of crown caps, both beer and non beer. Featuring a gallery of Dutch beer caps.