| Acronym | Definition |
|---|
| RMTA | Rocky Mountain Theatre Association |
| RMTA | rec.music.tori-amos (newsgroup) |
| RMTA | Rocky Mountain Technology Alliance |
| RMTA | Rocky Mountain Trench Adventures |
| RMTA | Rhythmical Massage Therapy Association of North America |
| RMTA | Rocky Mountain Trials Association |
| RMTA | Rocky Mountain Telecommunications Association |
| RMTA | Rick Macci Tennis Academy (Pompano Beach, Florida) |
| RMTA | Rigid-Muffin-Tin Approximation |
| RMTA | Registered Music Teachers Association (Vancouver, BC, Canada) |
| RMTA | Richmond Music Teachers Association (Virginia) |
| RMTA | Resident Musical Theatre Association |
| RMTA | Reading Music Teachers Association |
| RMTA | Richardson Music Teachers Association |
| RMTA | Rocky Mountain Tennis Academy (Littleton, CO) |
| RMTA | Receiving Mail Transfer Agent |
| RMTA | Risk Management Training and Assessment |
| RMTA | Randy Mani Tennis Academy (New York) |
| RMTA | Routes To Market Association |
| RMTA | Ranch Muffler & Truck Accessories, Inc. (Temecula, CA) |
| RMTA | Resource Mobilisation and Technical Assistance |
| RMTA | Revolutionary Movement Tupac Amaru |
| RMTA | Rocky Mountain Telephone Association |
| RMTA | Remedial Massage Therapist Association (Canada) |