- A W Hydraulic & Tool
- A-A Tru-Tone Hearing Aid Ctr
- A2Z Auto
- AAA Philly Overhead Doors
- Aarons Sales & Lease Ownership
- Abaco Platers
- Abbey Color Inc
- Abbot Industries
- ABC Screen Printing
- Abco Signs
- Abramson Medical Assoc
- ABRM Auto
- ACA Auto Parts Inc
- Academy Fence Co Inc
- Accident & Injury Law Office
- Accommodation Mollen Inc
