| Hotels & Motels in Port Austin, MI (15) | Restaurants in Port Austin, MI (12) |
| Corn Farm Whol Livestock Soybean Farm in Port Austin, MI (5) | Beauty Salons in Port Austin, MI (4) |
| Child Day Care Services in Port Austin, MI (4) | Real Estate in Port Austin, MI (4) |
| Bars in Port Austin, MI (3) | Campgrounds in Port Austin, MI (3) |
| Churches in Port Austin, MI (3) | Clubs in Port Austin, MI (3) |
| Gift Shops in Port Austin, MI (3) | Grocery - Retail in Port Austin, MI (3) |
| Hotel Motel Operation in Port Austin, MI (3) | Accountants in Port Austin, MI (2) |
| Ambulance Service in Port Austin, MI (2) | Apartments in Port Austin, MI (2) |
| Apartments in Port Austin, MI (2) | Automobile Body - Repairing & Painting in Port Austin, MI (2) |
| Automobile Lubrication Service in Port Austin, MI (2) | Beauty Shop in Port Austin, MI (2) |
| Bed & Breakfast Accommodations in Port Austin, MI (2) | Boating Instruction in Port Austin, MI (2) |
| Boats - Rental & Charter in Port Austin, MI (2) | Business Construction Services in Port Austin, MI (2) |
| City Govt - Regulation Adm - Comms Utilities in Port Austin, MI (2) | Convenience Stores in Port Austin, MI (2) |
| Excavating Contractors in Port Austin, MI (2) | Fishing Tackle - Wholesale in Port Austin, MI (2) |
| General Crop Farm in Port Austin, MI (2) | Government Offices in Port Austin, MI (2) |
| Heavy Construction Engineering Services in Port Austin, MI (2) | Insurance in Port Austin, MI (2) |
| Insurance - Inspection & Audits in Port Austin, MI (2) | Marinas in Port Austin, MI (2) |
| Real Estate Agent in Port Austin, MI (2) | Retreat Houses in Port Austin, MI (2) |
| Sugarcane Sugar Beet Farm Cotton Farm Sport Recreation in Port Austin, MI (2) | Used Automobiles & Cars in Port Austin, MI (2) |
| Accounting & Bookkeeping in Port Austin, MI (1) | Acoustical Materials in Port Austin, MI (1) |
| Air Water Waste Management in Port Austin, MI (1) | All - Terrain Vehicles & Machine Shop in Port Austin, MI (1) |
| Assembly & Fabricating Service in Port Austin, MI (1) | Attorneys & Lawyers in Port Austin, MI (1) |
| Auto Parts & Machine Shop in Port Austin, MI (1) | Automobile Dealers - Used Cars in Port Austin, MI (1) |
| Automobile Parts & Supplies - Retail - New in Port Austin, MI (1) | Automotive Repair & Service in Port Austin, MI (1) |
| Bakers - Retail in Port Austin, MI (1) | Banks in Port Austin, MI (1) |
| Beauty Shop in Port Austin, MI (1) | Bible Schools & Study in Port Austin, MI (1) |
| Building Cleaning Maintenance in Port Austin, MI (1) | Building Contractors in Port Austin, MI (1) |
| Business Association in Port Austin, MI (1) | Career Development Center in Port Austin, MI (1) |
| Carts - Motorized in Port Austin, MI (1) | Cattle Ranching in Port Austin, MI (1) |
| Chambers Of Commerce in Port Austin, MI (1) | Civic Association in Port Austin, MI (1) |
| Clinics in Port Austin, MI (1) | Clothing - Retail in Port Austin, MI (1) |
| Dentists in Port Austin, MI (1) | Drilling & Boring Contractors in Port Austin, MI (1) |
| Drinking Place Mfg Blowers Fans in Port Austin, MI (1) | Elementary Secondary School in Port Austin, MI (1) |
| Engines - Diesel (Wholesale) in Port Austin, MI (1) | Executive Office in Port Austin, MI (1) |
| Family Restaurant Diners in Port Austin, MI (1) | Farms in Port Austin, MI (1) |
| Federal Government - General Offices in Port Austin, MI (1) | Fire Departments in Port Austin, MI (1) |
| Fishing Parties in Port Austin, MI (1) | Flavoring Extracts (Wholesale) in Port Austin, MI (1) |
| Foods - Carry Out in Port Austin, MI (1) | Foster Care in Port Austin, MI (1) |
| Gifts Novelties in Port Austin, MI (1) | Gifts Shop in Port Austin, MI (1) |
| Golf Course in Port Austin, MI (1) | Golf Courses - Miniature in Port Austin, MI (1) |
| Golf Courses - Public in Port Austin, MI (1) | Golf Equipment in Port Austin, MI (1) |
| Government Offices - State in Port Austin, MI (1) | Halls & Auditoriums in Port Austin, MI (1) |
| Heating Contractors in Port Austin, MI (1) | Home Contractor in Port Austin, MI (1) |
| Homes - Mental Retardation & Dev Disabled in Port Austin, MI (1) | Hotel & Motel Management in Port Austin, MI (1) |
| Hotels And Motels in Port Austin, MI (1) | House Construction Contractors in Port Austin, MI (1) |
| Ice Cream Parlors in Port Austin, MI (1) | Insurance - Health & Accident in Port Austin, MI (1) |
| Insurance Agent Broker in Port Austin, MI (1) | Interior Decorators Design & Consultants in Port Austin, MI (1) |
| Landscape Services in Port Austin, MI (1) | Libraries - Public in Port Austin, MI (1) |
| Library Executive Office in Port Austin, MI (1) | Lumber - Retail in Port Austin, MI (1) |
| Machine Shops in Port Austin, MI (1) | Machine Tools - Manufacturers in Port Austin, MI (1) |
