| Churches in Landover, MD (20) | Physicians & Surgeons in Landover, MD (13) |
| Restaurants in Landover, MD (13) | Schools in Landover, MD (13) |
| Attorneys & Lawyers in Landover, MD (10) | Automobile Repairing & Service in Landover, MD (9) |
| Child Care Service in Landover, MD (9) | Apartments in Landover, MD (8) |
| General Contractors in Landover, MD (8) | Service Stations - Gasoline & Oil in Landover, MD (8) |
| Associations in Landover, MD (6) | Insurance in Landover, MD (6) |
| Movers in Landover, MD (6) | Printers in Landover, MD (6) |
| Wrecker Service & Towing in Landover, MD (6) | Beauty Salons in Landover, MD (5) |
| Business Management Consultants in Landover, MD (5) | Computers - System Designers & Consultants in Landover, MD (5) |
| Cabinet Makers in Landover, MD (4) | Carpet & Rug Dealers - New in Landover, MD (4) |
| Grocery - Retail in Landover, MD (4) | Importers in Landover, MD (4) |
| Liquors - Retail in Landover, MD (4) | Pest Control in Landover, MD (4) |
| Real Estate Management in Landover, MD (4) | Automobile Body - Repairing & Painting in Landover, MD (3) |
| Barbers in Landover, MD (3) | Delivery Service in Landover, MD (3) |
| Dentists in Landover, MD (3) | Engineers - Consulting in Landover, MD (3) |
| Foods - Carry Out in Landover, MD (3) | Government Offices - County in Landover, MD (3) |
| Labor Organizations in Landover, MD (3) | Limousine Service in Landover, MD (3) |
| Non - Profit Organizations in Landover, MD (3) | Office Records - Storage in Landover, MD (3) |
| Optical Goods - Retail in Landover, MD (3) | Plumbing Contractors & Plumbers in Landover, MD (3) |
| Real Estate in Landover, MD (3) | Sheriff in Landover, MD (3) |
| Storage - Household & Commercial in Landover, MD (3) | Truck Renting & Leasing in Landover, MD (3) |
| Trucking in Landover, MD (3) | Youth Organizations & Centers in Landover, MD (3) |
| Accountants in Landover, MD (2) | Automobile Parts & Supplies - Retail - New in Landover, MD (2) |
| Banks in Landover, MD (2) | Beauty Salons - Equipment & Supplies in Landover, MD (2) |
| Building Materials in Landover, MD (2) | Carpet & Rug Cleaners in Landover, MD (2) |
| Caterers in Landover, MD (2) | Check Cashing Service in Landover, MD (2) |
| Commercial Printing in Landover, MD (2) | Computer Software in Landover, MD (2) |
| Computers - Service & Repair in Landover, MD (2) | Credit Unions in Landover, MD (2) |
| Data Processing Service in Landover, MD (2) | Delis & Delicatessens in Landover, MD (2) |
| Distribution Services in Landover, MD (2) | Electric Contractors in Landover, MD (2) |
| Floor Laying Refinishing & Resurfacing in Landover, MD (2) | Food Brokers in Landover, MD (2) |
| Furniture - Dealers in Landover, MD (2) | Home Builders in Landover, MD (2) |
| Janitor Service in Landover, MD (2) | Jewelers - Retail in Landover, MD (2) |
| Laundries in Landover, MD (2) | Mailing & Shipping Services in Landover, MD (2) |
| Manicure & Nail Salons in Landover, MD (2) | Marketing Programs & Services in Landover, MD (2) |
| Men's Clothing & Furnishings - Retail in Landover, MD (2) | Painters in Landover, MD (2) |
| Real Estate Loans in Landover, MD (2) | Roofing Contractors & Roofers in Landover, MD (2) |
| Schools With Special Academic Education in Landover, MD (2) | Signs in Landover, MD (2) |
| Stadiums Arenas & Athletic Fields in Landover, MD (2) | Underground Sprinkler Systems in Landover, MD (2) |
| Uniform Supply Service in Landover, MD (2) | Vending Machines in Landover, MD (2) |
| Video Tapes & Discs - Renting & Leasing in Landover, MD (2) | Advertising Representative & Newspapers in Landover, MD (1) |
| Air Conditioning Contractors & Systems in Landover, MD (1) | Air Conditioning Supplies & Parts (Whol) in Landover, MD (1) |
| Airport Transportation Service in Landover, MD (1) | Appliances - Household - Major - Dealers in Landover, MD (1) |
| Architects in Landover, MD (1) | Artists - Fine Arts in Landover, MD (1) |
| Asbestos Removal Supplies & Equip (Whol) in Landover, MD (1) | Automobile Customizing in Landover, MD (1) |
| Automobile Radiator Repairing in Landover, MD (1) | Axles in Landover, MD (1) |
| Beer & Ale - Retail in Landover, MD (1) | Buses - Distributors in Landover, MD (1) |
| Business Forms & Systems (Wholesale) in Landover, MD (1) | Car Washing & Polishing in Landover, MD (1) |
| Caterers Equipment & Supplies (Whol) in Landover, MD (1) | Caulking Contractors in Landover, MD (1) |
| Cellular Telephones - Equipment & Supls in Landover, MD (1) | Cemeteries in Landover, MD (1) |
