- Casual Dining Restaurants, Sneedville
- Cellular & Mobile Phone Equipment & Systems Installation, Repair & Service, Sneedville
- Cellular & Mobile Phone Service, Sneedville
- Cigar, Cigarette & Tobacco Store & Supplies, Sneedville
- City & County Administrative Agencies, Sneedville
- City & County Government, Sneedville
- City & County Law Enforcement, Sneedville
- Clinics, Sneedville
- Clothing & Accessories Resale & Consignment Shops, Sneedville
- Commercial Equipment, Sneedville
- Communications Services, Sneedville
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- Community Services, Sneedville
- Computer & Audio Visual Services, Sneedville
- Computer System Consultants, Sneedville - IT Consulting Services
- Computer System Designers & Consultants, Sneedville
- Construction, Sneedville
- Continuing Education, Sneedville
- Convenience Stores, Sneedville
- Counseling Services, Sneedville
- County Police, Sneedville
- Cremation Services, Supplies & Equipment, Sneedville
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