AAPE - American Association of Philatelic Exhibitors
http://www.aape.org/ |
APS - American Philatelic Society
http://www.stamps.org |
ASDA - American Stamp Dealers Association
http://www.asdaonline.com |
ATA - American Topical Association
http://www.americantopicalassn.org |
BNAPS - British North America Philatelic Society
http://www.bnaps.org |
CFPS - The Canadian Forces Philatelic Society
http://www.cfps-web.com/ |
CSDA - The Canadian Stamp Dealer Association
http://www.csdaonline.com/ |
FIP - Fédération Internationale de Philatélie
http://www.f-i-p.ch/ |
IFSDA - The International Federation of Stamp Dealers Associations
http://www.ifsda.com/ |
PHSC - Postal History Society of Canada
http://www.postalhistorycanada.org |
PHSQ - Postal History Society of Quebec
http://www.shpq.org/ |
PTA - Philatelic Trader's Society
http://www.philatelic-traders-society.co.uk/index.html |
RPSC - La Socié Royale de Philatélie du Canada
http://www.rpsc.org |
SPQ - Socié Philatélique de Québec
http://www.s-p-q.org |
