- Carsmetics
- Carson Pirie Scott
- Carson Trailer
- Carstar
- Carstar Automotive
- Carstar Collision Centers
- Carter & Associates
- Carter Children's Wear
- Carter Construction
- Carter Enterprises
- Carter Funeral Home
- Carter Lumber
- Carter Lumber Company
- Carter Plumbing Electric & Heating
- Carteret Mortgage
- Carteret Mortgage Corporation
- Carter's
- Carter's Childrenswear
- Carter's for Kids
- Cartier
- Cartoon Cuts
- Cartridge World
- Cartridge World Monroe
- CarTronics
- Carvel
- Carvel - Ice Cream Stores
- Carvel Ice Cream
- Carvel Ice Cream Bakery
- Carvel Ice Cream Store
- CarX
- Car-X Auto Service
- CAS
- Casa Bella
- Casa Blanca
- Casa Blanca Apartments
- Casa Bonita
- Casa Del Rey
- Casa Del Sol
- Casa Del Sol Apartments