- Academic, Watford City
- Accounting, Auditing & Bookkeeping Services, Watford City
- Additional Educational Opportunities, Watford City
- Adult & Geriatric Social Services, Watford City
- Adventist Churches, Watford City
- Advertising, PR & Marketing Services, Watford City
- Aerial Applicators, Watford City
- Agriculture, Watford City
- Airport, Watford City
- Alcohol & Drug Testing, Screening & Detection Services, Watford City
- Ambulance Department, Watford City
- American Legions, Watford City
- Animal Hospitals, Watford City - Veterinary Clinic & Hospital
- Apartment Building Operators, Watford City
- Apartment Finder & Rental Service, Watford City - Apartment Rental
- Apparel Manufacturers, Watford City
- Appraisers, Watford City
- Architects, Watford City - Residential, Interior, Commercial, Office & Landscape Architecture Services
- Architectural Engineer, Watford City
|
- Architectural Support Services, Watford City
- Arts & Crafts Supplies & Stores, Watford City
- Arts & Culture, Watford City
- Asian Restaurants, Watford City
- Asphalt & Asphalt Products, Watford City - Asphalt Companies, Wholesale, Manufacturers & Suppliers
- Asphalt & Paving Materials, Watford City - Companies & Suppliers
- Assembly Of God Church, Watford City
- Assisted Living Facilities, Watford City
- Athletic Facilities & Services, Watford City
- Atm Machines, Watford City
- Attorneys & Lawyers, Watford City
- Attorneys & Lawyers, Watford City
- ATV & RV Dealers, Watford City - All-Terrain & Recreational Vehicles
- Auto Body Repair & Paint Shop, Watford City - Auto Body Shop
- Auto Parts, Accessories, Equipment & Supplies, Watford City
- Auto Repair Shops & Maintenance Service, Watford City - Auto Mechanic & Car Repair Shops
- Auto Services, Watford City
- Auto, Car & Truck Accessories, Watford City
|