When a woman joins Sisters on the Fly she is issued a unique membership number. Numbers are assigned in in chronologic order of sign up.
Since its start up in 1999, more than 20,000 women have joined the SOTF ranks. Our current active & engaged membership is in excess of 7,500 and growing daily- women who take advantage of this community which supports women in their journey to get up, get out and become more adventurous!
Currently there are active members in the U.S., Canada and Australia.
Co-founders Maurrie & Becky are numbers #1 & #2 respectively.