- DISA stands for Defense Information Systems Agency (US DoD)
- DISA stands for Direct Inward System Access
- DISA stands for Data Interchange Standards Association
- DISA stands for Digital Imaging South Africa
- DISA stands for Direct Inward Station Access
- DISA stands for Distributed Internet Server Array
- DISA stands for Direct Inward Service Access
- DISA stands for Demon.IP.Support.Amiga (Usenet group)
- DISA stands for Division of International Security Affairs
- DISA stands for Distributed Sequential Allocation
- DISA stands for Deployable Information Systems Architecture
- DISA stands for Defence Institute of South Africa
- DISA stands for Defense Intelligence Agency Information Systems Architecture
DISA