- Racing Car Supplies, Hanover Park
- Radio & Television Repair Shops , Hanover Park - TV Repair
- Railroad Companies, Hanover Park
- Real Estate, Hanover Park - Agent, Broker & Companies
- Real Estate Agent - Property Lessors, Hanover Park
- Real Estate Appraiser, Hanover Park - Appraisal Services
- Real Estate Appraisers & Consulting Services, Hanover Park
- Real Estate Management, Hanover Park
- Real Estate Services, Hanover Park
- Record Storage, Destruction & Management, Hanover Park
- Records, Tapes, CDs - Used & Vintage, Hanover Park
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- Recreational Services, Hanover Park
- Rehabilitation Centers, Products & Services, Hanover Park
- Rehabilitation Specialists, Hanover Park
- Rehabilitational Job Training Services, Hanover Park
- Religious Organizations, Hanover Park
- Repair Services, Hanover Park
- Research Services, Hanover Park
- Residential, Hanover Park
- Residential Apartments, Hanover Park
- Residential Construction Contractors, Hanover Park - General Contractors
- Restaurants/Food & Dining, Hanover Park
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