The East Africa Study Circle (EASC) was founded in 1979 to study, record and publish information relating to the philately and postal history of Kenya, Uganda and Tanzania with all their forerunners and ramifications.

The EASC has around 200 members worldwide who receive the Bulletin, can attend Meetings, and buy and sell at the twice-yearly Members' Auctions and borrow books from the Library as well as having access to leading specialists in East African philately, and meets three times a year at the Union Jack Club, Sandell Street, Waterloo, London SE1 8UJ on Saturdays.