| Churches in Newark, MD (2) | Electric Contractors in Newark, MD (2) |
| Archery Equipment & Supplies in Newark, MD (1) | Artists - Fine Arts in Newark, MD (1) |
| Auto Transmission Repair in Newark, MD (1) | Automobile Body - Repairing & Painting in Newark, MD (1) |
| Automobile Dealers - Used Cars in Newark, MD (1) | Automobile Glass - Service & Installation in Newark, MD (1) |
| Banks in Newark, MD (1) | Boat Repairing in Newark, MD (1) |
| Building Contractors in Newark, MD (1) | Child Care Service in Newark, MD (1) |
| Cocktail Lounges in Newark, MD (1) | Corn Farm Whol Livestock Soybean Farm in Newark, MD (1) |
| County Government - Environmental Programs in Newark, MD (1) | Craft Supplies in Newark, MD (1) |
| Fire Departments in Newark, MD (1) | General Contractors in Newark, MD (1) |
| General Crop Farm in Newark, MD (1) | General Electrical Contractor in Newark, MD (1) |
| Grocery - Retail in Newark, MD (1) | Halls & Auditoriums in Newark, MD (1) |
| Home Health Service in Newark, MD (1) | Home Improvements in Newark, MD (1) |
| House Construction Contractors in Newark, MD (1) | Hunter Trapper Game Management in Newark, MD (1) |
| Junior Colleges & Technical Institutes in Newark, MD (1) | Landscape Contractors in Newark, MD (1) |
| Lawn Garden Services in Newark, MD (1) | Marinas in Newark, MD (1) |
| Masonry Contractors in Newark, MD (1) | Medical Laboratory in Newark, MD (1) |
| Merchandise in Newark, MD (1) | Museums in Newark, MD (1) |
| Orchestras & Bands in Newark, MD (1) | Plumbing Contractors & Plumbers in Newark, MD (1) |
| Post Offices in Newark, MD (1) | Radio Stations & Broadcasting Companies in Newark, MD (1) |
| Real Estate in Newark, MD (1) | Religious Organization in Newark, MD (1) |
| Rubber - Mfrs Supplies (Manufacturers) in Newark, MD (1) | Schools in Newark, MD (1) |
