A Cappella Club

@uwacc

Accounting & Finance Student Association

@uwafsa

Accounting and Finance Orientation Week

@uwafow

ACE - A Cappella Affiliate

@uw_ace

ACE Consulting Group

@aceconsultinggroup

Actuarial Science Club

@uwactsciclub

Actuarial Students' National Association

@asna_ontario

AEPi and Hillel

@aepi_waterloo

AFOW

@flc.uwaterloo

African Student Association (ASA)

@_uwasa

AfroXDance Club

@_afroxdance_

Ahmadiyya Muslim Students' Association (AMSA)

AIESEC

@aiesecinwaterloo

American Indian Science and Engineering Society

@uw_aises

Amnesty International

@aihumanrights.uw

Animal Rights Society

@uwanimalrights

Animusic Ensembles

@uw_animusic

Anthropology Society

@uwanthsoc

Archery Club

@wloo.archery

Armenian Students' Association

@uwhayer

Artistic Swimming Club

@wlooartisticswimming

Arts and Business Society

@arbussociety

Arts Student Union

@uw_asu

Ascend Canada Waterloo Chapter

@ascenduw