The following alumni/ae organizations are members of the MIT AILG:

Alpha Chi Omega
Alpha Delta Phi
Alpha Epsilon Phi
Alpha Epsilon Pi
Alpha Phi
Alpha Tau Omega
Beta Theta Pi
Chi Phi
Delta Kappa Epsilon
Delta Tau Delta
Delta Upsilon
Epsilon Theta
Fenway House
Kappa Alpha Theta
Kappa Sigma
Lambda Chi Alpha
Nu Delta
Number 6 Club
Phi Beta Epsilon
Phi Delta Theta
Phi Kappa Sigma
Phi Kappa Theta
Phi Sigma Kappa
Pi Beta Phi
Pi Lambda Phi
Sigma Alpha Epsilon
Sigma Chi
Sigma Kappa
Sigma Nu
Sigma Phi Epsilon
Student House
Tau Epsilon Phi / Xi Fellowship
Theta Chi
Theta Delta Chi
Theta Xi
Zeta Beta Tau
Zeta Psi

Not all members currently have undergraduate organizations on campus.