| Churches in Plains, MT (9) | Cattle Ranching in Plains, MT (8) |
| Auctioneers in Plains, MT (5) | Real Estate in Plains, MT (5) |
| Retreat Houses in Plains, MT (5) | General Contractors in Plains, MT (4) |
| Hotels & Motels in Plains, MT (4) | Logging Contractor & Broker in Plains, MT (4) |
| Air Conditioning Contractors & Systems in Plains, MT (3) | Automobile Repairing & Service in Plains, MT (3) |
| Automotive Repair & Service in Plains, MT (3) | Beauty Salons in Plains, MT (3) |
| Cabinets in Plains, MT (3) | Environmental Excavating Contractor in Plains, MT (3) |
| Field Crop Farm in Plains, MT (3) | Ice Cream Parlors in Plains, MT (3) |
| Lumber Yard Wooden Roof Trusses in Plains, MT (3) | Mfg Canvas Related Products Auto Body Repair Painting in Plains, MT (3) |
| Religious Organization in Plains, MT (3) | Restaurants in Plains, MT (3) |
| Schools in Plains, MT (3) | Accounting Auditing Bookkeeping in Plains, MT (2) |
| Antiques - Dealers in Plains, MT (2) | Automobile Parts & Supplies - Retail - New in Plains, MT (2) |
| Banks in Plains, MT (2) | Bars in Plains, MT (2) |
| Beauty Shop in Plains, MT (2) | Business Construction Services in Plains, MT (2) |
| Chiropractors in Plains, MT (2) | Concrete - Ready Mixed in Plains, MT (2) |
| Espresso & Espresso Bars in Plains, MT (2) | Executive Office in Plains, MT (2) |
| Forestry Services in Plains, MT (2) | Fraternal Organizations in Plains, MT (2) |
| General Construction in Plains, MT (2) | Government Offices - County in Plains, MT (2) |
| Hotel & Motel Management in Plains, MT (2) | House Construction Contractors in Plains, MT (2) |
| Insurance in Plains, MT (2) | Insurance Agent Broker in Plains, MT (2) |
| Logging Contractor in Plains, MT (2) | Mfg Pottery Products in Plains, MT (2) |
| Nurseries - Plants Trees & Etc - Wholesale in Plains, MT (2) | Outfitters in Plains, MT (2) |
| Physical Therapists in Plains, MT (2) | Plumbing Heating AC Contractor in Plains, MT (2) |
| Real Estate Agent in Plains, MT (2) | Real Estate Agent Construction in Plains, MT (2) |
| Residential Care Homes in Plains, MT (2) | State Government - Conservation Depts in Plains, MT (2) |
| Accounting & Bookkeeping in Plains, MT (1) | Administrative Educational Programs in Plains, MT (1) |
| Airports in Plains, MT (1) | Ambulance Service in Plains, MT (1) |
| Appliance Repairs in Plains, MT (1) | Archery Equipment & Supplies in Plains, MT (1) |
| Attorneys & Lawyers in Plains, MT (1) | Auto Body Repair Painting in Plains, MT (1) |
| Auto Parts & Machine Shop in Plains, MT (1) | Automobile Body - Repairing & Painting in Plains, MT (1) |
| Automobile Dealers - New Cars in Plains, MT (1) | Automobile Lubrication Service in Plains, MT (1) |
| Barber Shop in Plains, MT (1) | Barbers in Plains, MT (1) |
| Billing Service in Plains, MT (1) | Bowling Centers in Plains, MT (1) |
| Building Materials in Plains, MT (1) | Carpentry Contractor in Plains, MT (1) |
| Carports in Plains, MT (1) | Cattle Feedlot in Plains, MT (1) |
| Ceramic Equipment & Supplies in Plains, MT (1) | Chambers Of Commerce in Plains, MT (1) |
| Civic Association in Plains, MT (1) | Clubs in Plains, MT (1) |
| Commercial Physical Research in Plains, MT (1) | Computer Networking in Plains, MT (1) |
| Computers - Networking in Plains, MT (1) | Concrete Contractor in Plains, MT (1) |
| Concrete Contractors in Plains, MT (1) | Contractors in Plains, MT (1) |
| Convenience Stores in Plains, MT (1) | Corrosion Control in Plains, MT (1) |
| Counseling Services in Plains, MT (1) | Craft Galleries & Dealers in Plains, MT (1) |
| Demolition Contractors in Plains, MT (1) | Dentists in Plains, MT (1) |
| Disability Services in Plains, MT (1) | Doors - Garage in Plains, MT (1) |
| Drywall Insulating Contractor in Plains, MT (1) | Educational Service - Business in Plains, MT (1) |
| Electric Services Business Consulting Services in Plains, MT (1) | Elementary Secondary School in Plains, MT (1) |
| Embroidery in Plains, MT (1) | Factors in Plains, MT (1) |
| Fairgrounds in Plains, MT (1) | Family Clothing in Plains, MT (1) |
| Family Restaurant Diners in Plains, MT (1) | Federal Government - Conservation Depts in Plains, MT (1) |
| Feed - Dealers (Wholesale) in Plains, MT (1) | Fire Protection in Plains, MT (1) |
