- Copy World
- Copyfax
- Copymax
- Copyworks
- Cora Clinic
- Coral Reef
- Corcoran & Matterhorn
- Cord Camera 55 Minute Photo
- Core
- Core Communications
- Core-Mark Distributors
- Coresource
- Corey's Jewel Box
- Cork & Bottle
- Corn Dog 7
- Corner Bakery
- Corner Bakery Cafe - Catering
- Corner Bar & Grill
- Corner Barber Shop
- Corner Cafe
- Corner Cleaners
- Corner Closet
- Corner Cupboard
- Corner Cuts
- Corner Deli
- Corner Drug
- Corner Drug Store
- Corner House
- Corner Pantry
- Corner Pub
- Corner Salon
- Corner Shop
- Corner Store
- Corner Tavern
- Corner Video
- Cornerstone Academy
- Cornerstone Apartments
- Cornerstone Builders
- Cornerstone Cabinets