HM - Sociology (General)
- HM481-554 Theory. Method. Relations to other subjects.
- HM621-656 Culture
- HM701 Social Systems
- HM711-806 Groups and organizations
- HM811-821 Deviant behavior. Social deviance
- HM1001-1281 Social psychology
HN - Social history and conditions. Social problems. Social reform
- HN30-39 The church and social problems
- HN41-46 Community centers. Social centers
- HN50-995 By region or country
HQ - The family. Marriage. Women
- HQ12-449 Sexual life
- HQ503-1064 The family. Marriage. Home
- HQ767.8-792.2 Children. Child development
- HQ793-799.2 Youth. Adolescents. Teenagers
- HQ801-803 Marriage
- HQ811-960.7 Divorce
- HQ1001-1006 The state and marriage
- HQ1051-1057 The church and marriage
- HQ1060-1064 Age. Gerontology (Social aspects). Retirement
- HQ1088-1090.7 Men
- HQ1101-2030.7 Women. Feminism
- HQ2035-2039 Life skills. Coping skills. Everyday living skills
HS - Societies: secret, benevolent, etc.
- HS101-330.7 Secret societies
- HS351-929 Freemasons
- HS951-1179 Odd Fellows
- HS1201-1350 Knights of Pythias
- HS1501-2460.7 Other societies. By classes
- HS2501-3371 Clubs.
HT - Communities. Classes. Races
- HT51-65 Human settlements. Communities
- HT101-395 Urban groups. The city. Urban sociology
- HT401-485 Rural groups. Rural sociology
- HT601-1445 Classes
- HT1501-1595 Races (Including race as a social group and race relations in general)
HV - Social pathology. Social and public welfare. Criminology
- HV40-69 Social service. Social work. Charity
- HV85-525 By region or country
- HV551.2-639 Emergency management
- HV697-4959 Protection, assistance, and relief
- HV4961-4995 Degeneration
- HV5001-5720.5 Alcoholism. Intemperance. Temperance reform
- HV5725-5770 Tobacco habit
- HV5800-5840 Drug habits. Drug abuse
- HV6001-7220.5 Criminology
- HV7231-9960 Criminal justice administration
