SPTA
| Acronym | Definition |
|---|---|
| SPTA | Spectrin, Alpha |
| SPTA | Salisbury Plain Training Area (UK) |
| SPTA | Strathclyde Passenger Transport Authority (UK) |
| SPTA | Spare Parts, Tools and Accessories |
| SPTA | Southern Pressure Treaters Association (Gulf Shores, Alabama) |
| SPTA | Silicon Prairie Technology Association |
| SPTA | Saint Petersburg Telegraph Agency (PTA predecessor 1904-1914) |
| SPTA | Southern Peninsula Tennis Association, Inc. (Australia) |