- Cathedral Of Faith Church
- Cathedral SS Peter & Paul Ofc
- Catherine M Baggiano
- Catholic Campaign
- Catholic Charities
- Catholic Charities
- Catholic Philopatrian Literary
- Catholic Standard & Times
- Cavalier Business Comm
- Caviar Assouline
- Cb Commercial
- CBIZ Accounting & Tax Adv
- CBOP Inc
- CBRE
- Ccaj Inc
- CDI Corp
- Cecelia Denegre Architecture
- Center City Chiropractic Ofc
- Center City Electric Supl Corp
- Center City Foot Care Ctr
- Center City Postal Svc
- Center City Residents Assn
- Center For Contextual Therapy
- Center For Emergin Visual Arti
- Center For Forensic Economic
