Family Abbreviations and Acronyms
- SIFFSave Indian Family Foundation
- SKSSome Kind Soul
- SKSFSpecial Kids Special Families
- SLAMSignaling Lymphocyte Activation Molecule
- SLAMSignalling Lymphocyte Activation Molecule
- SLBStylobasiaceae
- SLCStylocerataceae
- SLDSlcdeniaceae
- SLIGSalt Lake Institute of Geneaqogy
- SMCSingle Mothers By Choice
- SMILESpiritually Minded Is Life Eternal
- SMMSimmondsiaceae
- SMRSquaw Mountain Ranch
- SNAPSpecial Needs Accommodation Process
- SNCSaniculaceae
- SNGFSaturday Night Genealogy Fun
- SNNSonneratiaceae
- SNTCSpecial Needs Trust Company
- SOSupporz Organizations
- SOCSystems of Care
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