[11][10] Lewis became an active clubwoman in the 1940s, joining the Miami chapter of Alpha Epsilon Phi, and serving as a Dean of the organization in 1952;[12][13] the Women's Division of the American Jewish Congress, for which she was elected vice president in 1947;[14] and the National Council of Jewish Women (NCJW).

[9] From the end of the war until the early 1950s, she worked as chair of the NCJW's Good Neighbor Committee, trying to assist newly arriving Jewish settlers in refugee camps.

[18][19] In 1963, she was one of 250 clubwomen invited by President John F. Kennedy to the White House for a discussion on how women's organizations could help solve civil rights issues in the country; her opinion was that women volunteers could assist schools in bringing educational levels to a more equal status.

[9] Lewis served on the regional board for the Anti-Defamation League and the United Hebrew Immigrant Aid Society.

[20][22][23] In addition to her clubwork, Lewis worked as an interior decorator and helped her husband in the furniture store until it closed in 1980.