- Afro American Music Institute
- Agrecycle Inc
- AHEC
- Ahrco
- Alex Hager & Sons Garage
- Allegheny Cnty Cooperative Ext
- Allegheny Cnty Property Assmnt
- Allegheny County Adoption
- Allegheny County Children Svc
- Allegheny County Conservation
- Allegheny County Dept Of Human
- Allegheny County Dist Justice
- Allegheny County Emergency Svc
- Allegheny County Enhanced 911
- Allegheny County Fire Marhsal
- Allegheny County Hazardous
- Allegheny County Police Bureau
- Allegheny Housing
