- Radio & Tv Communications Equipment Manufacturers, Southport
- Radiotelephone Communications, Southport
- Ready Mix Concrete, Southport - Concrete Suppliers, Dealers & Company
- Ready Mix Concrete Producers, Southport
- Real Estate, Southport - Agent, Broker & Companies
- Real Estate Agent - Property Lessors, Southport
- Real Estate Appraiser, Southport - Appraisal Services
- Real Estate Appraisers & Consulting Services, Southport
- Real Estate Attorneys & Lawyers, Southport
- Real Estate Developers, Southport
- Real Estate Rentals, Southport
- Real Estate Services, Southport
- Real Estate Staging Service, Southport
- Recreational Equipment & Supplies Companies, Southport
- Recreational Services, Southport
- Recreational Vehicles Manufacturers, Southport
- Refrigeration Repair & Service, Southport - Ac, Freezer, Refrigerator Repair
- Refuse Collection, Southport
- Rehabilitation Centers, Products & Services, Southport
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- Rehabilitation Specialists, Southport
- Religious Organizations, Southport
- Rental & Leasing Business Equipment, Southport
- Repair Services, Southport
- Research Services, Southport
- Residential, Southport
- Residential Apartments, Southport
- Residential Care Facilities, Southport
- Residential Construction Contractors, Southport - General Contractors
- Resorts & Hotels, Southport
- Restaurant & Lounge, Bar, Or Pub, Southport
- Restaurant Management & Consulting, Southport - Food Facilities Consultants
- Restaurants/Food & Dining, Southport
- Retirement Communities & Home, Assisted Living & Apartments, Southport
- Retirement Homes, Southport
- Road Construction, Southport - Companies & Contractors
- Road Construction & Repair Contractors, Southport
- Roofing Consultants, Southport - Roofing Companies
- Roofing Contractors, Southport - Roof Repair, Cleaning, Installation & Maintenance - Roofers
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