| Acronym | Definition |
|---|
| ASTAC➣Arctic Slope Telephone Association Cooperative (Anchorage, AK) |
| ASTAC➣Animal Services Training and Consultation |
| ASTAC➣Aero-Space Technology Advisory Committee (US NASA) |
| ASTAC➣Anti-Submarine/Anti-Surface Warfare Tactical Air Controller (Navy classification for Air controller) |
| ASTAC➣Antisubmarine Warfare Tactical Support Center |