- Abortion
- Accessible housing
- Accidents at work
- Accommodation for homeless persons (Hostels for homeless persons)
- Accommodation for homeless persons
- Accommodation for mentally ill persons
- Accommodation for migrants
- Accommodation for mother and child
- Accommodation for old persons
- Accommodation for persons suffering from dementia
- Accommodation for persons with disabilities
- Accommodation for refugees
- Accommodation for students
- Accommodation for young persons
- Accommodation offers
- Accommodation offers online
- Accompanied visits
- Accompanying the dying
- Acute geriatric care (Rehabilitation for old persons in hospitals)
- Addiction
- Addiction to drugs (Drug addiction)
- Addiction to gambling
- Addiction to medication
- Additional earnings - limit
- Additional tuition
- Adipositas (Eating disorders)
- Admission to nursing homes
- Adoption
- Adoption international
- Adult education (Further education)
- Advanced health care directive
- After-school care
- Age-specific accommodation (Accommodation for old persons)
- Aids
- Aids self-help
- Air pollution
- Alcohol addiction
- Alcohol addiction self-help
- Alimony
- Alimony for children
- Allergies
- Alternative national service (Civilian alternative service)
- Alzheimer’s disease (Dementia)
- Ambulance
- Animal-assisted therapy
- Animals (Pets)
- Anniversaries (Jubilees)
- Anonymous surrender of infants
- Anorexia (Eating disorders)
- Anxiety
- Anxiety self-help
- Apartment clearance
- Aphasia (Speech disorders/language disorders)
- Apoplexy (Stroke)
- Application forms
- Apprentice's subsidy
- Apprenticeship
- Assistance at work for persons with disabilities (Vocational integration for persons with disabilities)
- Asylum seekers (Refugees)
- Attendance care
- Attention deficits self-help
- Attorney (Lawyer)
- Attorney of the people
- Autism
- Autism self-help