- Columbia Metropolitan Convention and Visitors Bureau
- Columbia University School of Nursing
- Columbus Clinic
- Columbus College of Arts and Design
- Columbus Health Dept.
- Columbus Hospice of Georgia and Alabama
- Columbus Independent Baptist-Edgewood Christian School
- Columbus Ledger-Enquirer
- Columbus Machining
- Columbus Marriott Northwest, Dublin
- Columbus Museum
- Columbus North - Fairfield Inn by Marriott
- Columbus Prescription Pharmacies, Inc.
- Columbus Regional Healthcare System
- Columbus Regional Hospital
- Columbus Specialty Hospital
- Columbus State University
- Columbus Technical College
- Colusa Regional Medical Center
- Colwell Volunteer Fire Department
- Comanche County Memorial Hospital
- Comcast
- Comcast
- Comfort Designs
- Comfort Inn Airport East, El Paso
- Comfort Inn and Suites at I-85
- Comfort Inn Arlington South, Arlington
- Comfort Inn Cross Creek Fayetteville
- Comfort Inn Downtown - Ship Creek
- Comfort Inn Espanola
- Comfort Inn Executive Center, Wilmington
- Comfort Inn Hotel Columbia
- Comfort Inn International Drive
- Comfort Inn Jacksonville Beach
- Comfort Inn Mount Vernon
- Comfort Inn Rutland-Trolley Square, Rutland
- Comfort Inn West Atlantic City
- Comfort Inn, Charlotte
- Comfort Inn, Gloucester
- Comfort Inn, Rocky Mount
- Comfort Inn, Roseville
- Comfort Inn, Silver City
- Comfort Inn, Springfield
- Comfort Keepers
- Comfort Suite Norwich
- Comfort Suites Dollywood, Pigeon Forge
- Comfort Suites Florence
- Comfort Suites Perimeter Center, Atlanta
- Comfort Suites, Chesapeake
- Comfort Suites, Starkville