| Churches in Denver, PA (15) | Antiques - Dealers in Denver, PA (12) |
| Beauty Salons in Denver, PA (12) | Electric Contractors in Denver, PA (8) |
| Landscape Contractors in Denver, PA (8) | Restaurants in Denver, PA (7) |
| Hotels & Motels in Denver, PA (6) | Lawn & Grounds Maintenance in Denver, PA (6) |
| Painters in Denver, PA (6) | Automobile Body - Repairing & Painting in Denver, PA (5) |
| Automobile Repairing & Service in Denver, PA (5) | Government Offices in Denver, PA (5) |
| Home Improvements in Denver, PA (5) | Machine Shops in Denver, PA (5) |
| Truck - Repairing & Service in Denver, PA (5) | Warehouses - Cold Storage in Denver, PA (5) |
| Building Contractors in Denver, PA (4) | Clergy in Denver, PA (4) |
| Deck Builders in Denver, PA (4) | Excavating Contractors in Denver, PA (4) |
| Farms in Denver, PA (4) | Fire Departments in Denver, PA (4) |
| Florists - Retail in Denver, PA (4) | Home Builders in Denver, PA (4) |
| Masonry Contractors in Denver, PA (4) | Plumbing Contractors & Plumbers in Denver, PA (4) |
| Real Estate in Denver, PA (4) | Schools in Denver, PA (4) |
| Trucking in Denver, PA (4) | Auctioneers in Denver, PA (3) |
| Campgrounds in Denver, PA (3) | Chiropractors in Denver, PA (3) |
| Concrete Contractors in Denver, PA (3) | Convenience Stores in Denver, PA (3) |
| Dentists in Denver, PA (3) | General Contractors in Denver, PA (3) |
| Lawn Garden Services Landscape Services in Denver, PA (3) | Painting Contractors in Denver, PA (3) |
| Signs in Denver, PA (3) | Veterinarians in Denver, PA (3) |
| Wrecker Service & Towing in Denver, PA (3) | Air Conditioning Contractors & Systems in Denver, PA (2) |
| Attorneys & Lawyers in Denver, PA (2) | Automobile Dealers - Used Cars in Denver, PA (2) |
| Banks in Denver, PA (2) | Barbers in Denver, PA (2) |
| Beauty Shop in Denver, PA (2) | Bed & Breakfast Accommodations in Denver, PA (2) |
| Building Materials in Denver, PA (2) | Camps in Denver, PA (2) |
| Child Care Service in Denver, PA (2) | Clubs in Denver, PA (2) |
| Elementary Secondary School in Denver, PA (2) | Fabric Shops in Denver, PA (2) |
| House Cleaning in Denver, PA (2) | Insurance in Denver, PA (2) |
| Mechanical Contractors in Denver, PA (2) | Medical & Surgical Organizations in Denver, PA (2) |
| Mfg Surgical Medical Instruments Whol Homefurnishings in Denver, PA (2) | Mobile Homes - Repairing & Service in Denver, PA (2) |
| New House Construction Contractor in Denver, PA (2) | Oils - Fuel (Wholesale) in Denver, PA (2) |
| Pet Washing & Grooming in Denver, PA (2) | Pharmacies in Denver, PA (2) |
| Police Departments in Denver, PA (2) | Roofing Contractors & Roofers in Denver, PA (2) |
| Service Stations - Gasoline & Oil in Denver, PA (2) | Speculative Builder in Denver, PA (2) |
| Sport Recreation Camp in Denver, PA (2) | Storage - Household & Commercial in Denver, PA (2) |
| Tax Return Preparation & Filing in Denver, PA (2) | Trailers - Repairing & Service in Denver, PA (2) |
| Trucking, Except Local in Denver, PA (2) | Valves - Wholesale in Denver, PA (2) |
| Woodworkers in Denver, PA (2) | Accountants in Denver, PA (1) |
| Accounting & Bookkeeping in Denver, PA (1) | Advertising - Indoor in Denver, PA (1) |
| Air Cleaning & Purifying Equip (Whol) in Denver, PA (1) | Alternators & Generators - Automotive - Rpr in Denver, PA (1) |
| Aluminum Foundry in Denver, PA (1) | Ambulance Service in Denver, PA (1) |
| Apartments in Denver, PA (1) | Apartments in Denver, PA (1) |
| Apparel & Garments - Retail in Denver, PA (1) | Artists - Fine Arts in Denver, PA (1) |
| Associations in Denver, PA (1) | Audiologists in Denver, PA (1) |
| Automobile Air Conditioning Equipment in Denver, PA (1) | Automobile Parts & Supplies - Retail - New in Denver, PA (1) |
| Automobile Radiator Repairing in Denver, PA (1) | Bakers - Retail in Denver, PA (1) |
| Bakers Supplies (Wholesale) in Denver, PA (1) | Barn Equipment (Wholesale) in Denver, PA (1) |
| Bars in Denver, PA (1) | Beer & Ale - Wholesale in Denver, PA (1) |
| Billiard Parlors in Denver, PA (1) | Biological Products (Manufacturers) in Denver, PA (1) |
| Blankets Retail in Denver, PA (1) | Business Brokers in Denver, PA (1) |
