| ATCM | Active Treatment Crisis Management 
| Others |
| ATCM | Adaptive Track Control Model
| Others |
| ATCM | Advanced Techniques in cosmeceuticals Medications
| Others |
| ATCM | Advanced Training for Counseling Ministry
| Others |
| ATCM | Adventure Travel Conference and Mart
| Others |
| ATCM | Aeronautical Time Cycle Management
| Others |
| ATCM | Air Toxics Control Measure
| Others |
| ATCM | Airborne Toxic Control Measure
| Others |
| ATCM | Airborne Toxic Control Measures
| Others |
| ATCM | All Terrain Control Module
| Others |
| ATCM | Antarctic Treaty Consultative
| Others |
| ATCM | Antarctic Treaty Consultative Meeting
| Others |
| ATCM | Antarctic Treaty Consultative Meetings
| Others |
| ATCM | ARBURG Turnkey Control Module
| Others |
| ATCM | Architectural Technology and Construction Management
| Others |
| ATCM | Art Theory Criticism and Management
| Others |
| ATCM | Asian Technology Conference in Mathematics
| Others |
| ATCM | Aspera Transfer Cluster Manager
| Others |
| ATCM | Association of Technical Collaborative Media
| Others |
| ATCM | Association of Town and City Management
| Others |
| ATCM | Association of Town Center Management
| Others |
| ATCM | Association of Town Centre Management
| Others |
| ATCM | Association of Traditional Chinese Medicine
| Others |
| ATCM | Asymmetrical Triangular Current Mode
| Others |
| ATCM | Automatic Temperature Control Module
| Others |
| ATCM | Automatic Transmission Control Module
| Others |
| ATCM | Automatic Tube Current Modulation
| Others |
| ATCM | Automobile and Touring Club of Mozambique
| Others |
| ATCM | Automobile et Touring Club de Montreal
| Others |