U.S. national stamp collecting organization. News and information on stamps and organization activities and services, including stamp expertizing, the monthly magazine, and philatelic research help.

Contact site for this international stamp organization.

International group to promote, and support philatelic Webmasters.

Canada's national society for all philatelists.

New issues, societies, magazine, stamp exchange, stamp dealers, and souvenir leaves.

Stamp club formed for registered eBay users. Members can drop in and chat, get advice or just display some of the favorite collections.

Devoted to topical and thematic stamp collecting.

Listings of ASDA members offering auction schedules, theft alerts, events and shops.

A non-profit organization devoted to research, education, collecting of stamps and postal history from modern and ancient Scandinavia.

Association of philatelists works to reduce sales of fraudulent or misdescribed items and to inform inexperienced collectors about what to avoid.