| Simple As Possible Architecture | Academic & Science |
| State Academy for Public Administration | Academic & Science |
| Southeastern Advertising Publishers Association | Business |
| Student Assistance Professional Association | Community |
| South African Press Association | Community |
| Scarborough Academy Of Performing Arts | Community |
| Sir Arthur Pearson Association of War-Blinded (individual Vererans' Association) | Community |
| Southern Arizona Psychological Association | Community |
| Seagrove Area Potters Association | Community |
| Stour and Avon Photographic Association | Community |
| Southern Association for Performance Arts | Community |
| SkyWest Airlines Pilot Association | Community |
| San Antonio Pipeliners Association | Community |
| Somali American Parent Association | Community |
| Sudanese American Physicians Association | Community |
| South Alabama Purchasing Association | Community |
| Student Association of Policy and Administration | Community |
| Subramaniam Academy of Performing Arts | Community |
| Springfield Area Public Access | General |
| St Animal Pet Adoptions | General |
| San Antonio Pets Alive | General |
| Società in Accomandita Per Azioni | General |
| South American Pale Ale | General |
| Spatial Average Pulse Average | General |
| Sexual Abuse Peer Advisor | General |
| Sexual Aggression Peer Advocates | General |
| Study Abroad Peer Advisors | General |
| Study Abroad Peer Adviser | General |
| Strategic Action Plan on Aging | General |
| Study Abroad Peer Advisor | General |
| Spatial Average Pulsed Average | General |
| Synthetic Aperture Personality Assessment | General |
| Secretary of the Army, Public Affairs | Governmental |
| Society Of Army Physician Assistants | Governmental |
| Sexual Assault Peer Advocates | Governmental |
| State Administrative Procedures Act | Governmental |
| State Administrative Procedure Act | Governmental |
| Sexual Assault Peer Alliance | Governmental |
| Student Alliance for People of All | Governmental |
| S. A. Placencia de las Armas | International |
| Sufferness Attacking the People at All | Internet |
| Sexual Assault Prevention Ambassadors | Medical |
| South Afton Paintball Association | Sports |
