| Acronym | Definition |
|---|
| ATMB | Air Traffic Management Bureau (China) |
| ATMB | Autoroutes et Tunnel du Mont Blanc |
| ATMB | Advanced Toastmaster - Bronze (Toastmasters) |
| ATMB | Anti-Tobacco Media Blitz |
| ATMB | Anti-Tactical Ballistic Missile |
| ATMB | According To My Beliefs |
| ATMB | Acidentes de Trabalho com Material Biológico |
| ATMB | About This Message Board |
| ATMB | Atropine Methylbromide |
| ATMB | Asynchronous Transfer Mode Broadband |
| ATMB | Asociación de Transportistas de Microbús |
| ATMB | Association de Travaux Manuels de Brezolles |
| ATMB | American Trust Mortgage Bureau |
| ATMB | Ashley Tisdale Message Board (fan forum) |
| ATMB | All Taxa Microfungal Biodiversity (strategy) |
| ATMB | Automatic Trunk Make Busy |