- Radio Communications Equipment & Systems , Altoona
- Real Estate, Altoona - Agent, Broker & Companies
- Real Estate Developers, Altoona
- Real Estate Services, Altoona
- Record Storage, Destruction & Management, Altoona
- Recreational Services, Altoona
- Reducing Exercise & Weight Control Services, Altoona
- Reformed Churches, Altoona
- Refrigerated Storage & Warehouse, Altoona - Warehousing
- Rehabilitation Centers, Products & Services, Altoona
- Rehabilitation Specialists, Altoona
- Religious Organizations, Altoona
- Repair Services, Altoona
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- Residential, Altoona
- Residential Apartments, Altoona
- Residential Care Facilities, Altoona
- Residential Construction Contractors, Altoona - General Contractors
- Restaurant & Food Service Management Services, Altoona
- Restaurant & Lounge, Bar, Or Pub, Altoona
- Restaurants/Food & Dining, Altoona
- Retirement Communities & Home, Assisted Living & Apartments, Altoona
- Rigging Equipment & Supplies, Altoona
- Roadside Assistance, Road Service & Towing Service, Altoona
- Roofing Consultants, Altoona - Roofing Companies
- Roofing Contractors, Altoona - Roof Repair, Cleaning, Installation & Maintenance - Roofers
- Ryder Truck Rental , Altoona - Ryder Moving
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