| Acronym | Definition |
|---|
| SPNA➣Soapstone Prairie Natural Area (Fort Collins, CO) |
| SPNA➣Sumika Polymers North America (Griffin, GA) |
| SPNA➣School of Public and Nonprofit Administration (Michigan) |
| SPNA➣Stanton Park Neighborhood Association (Washington, DC) |
| SPNA➣Specially Protected Nature Areas |
| SPNA➣Secure Public Networks Act |
| SPNA➣Saab Parts of North America (automobiles) |
| SPNA➣Stuyvesant Park Neighborhood Association (New York, NY) |
| SPNA➣Spruce Park Neighborhood Association (Albuquerque, NM) |