| Government Offices in Port Byron, NY (9) | Roofing Siding Contractor in Port Byron, NY (7) |
| Churches in Port Byron, NY (6) | Restaurants in Port Byron, NY (5) |
| Automobile Repairing & Service in Port Byron, NY (4) | Roofing Contractors & Roofers in Port Byron, NY (4) |
| Schools in Port Byron, NY (4) | City Government - Executive Offices in Port Byron, NY (3) |
| Dairy Farm in Port Byron, NY (3) | General Contractors in Port Byron, NY (3) |
| Automobile Body - Repairing & Painting in Port Byron, NY (2) | Automobile Dealers - Used Cars in Port Byron, NY (2) |
| Beauty Salons in Port Byron, NY (2) | Excavating Contractors in Port Byron, NY (2) |
| Farms in Port Byron, NY (2) | Field Crop Farm & Beef Cattle in Port Byron, NY (2) |
| Fire Departments in Port Byron, NY (2) | Heating Contractors in Port Byron, NY (2) |
| House Construction Contractors in Port Byron, NY (2) | State Government - Executive Offices in Port Byron, NY (2) |
| Wholesale Auto Parts in Port Byron, NY (2) | Adult Care Facilities in Port Byron, NY (1) |
| Air Conditioning Contractors & Systems in Port Byron, NY (1) | Animal Services in Port Byron, NY (1) |
| Apartments in Port Byron, NY (1) | Apartments in Port Byron, NY (1) |
| Asphalt & Asphalt Products in Port Byron, NY (1) | Automobile Parts & Supplies - Retail - New in Port Byron, NY (1) |
| Banks in Port Byron, NY (1) | Blankets (Wholesale) in Port Byron, NY (1) |
| Boat Repairing in Port Byron, NY (1) | Bridal Shops in Port Byron, NY (1) |
| Building Cleaning Maintenance in Port Byron, NY (1) | Butchering in Port Byron, NY (1) |
| Campgrounds in Port Byron, NY (1) | Cattle Ranching in Port Byron, NY (1) |
| Cellular Telephones (Services) in Port Byron, NY (1) | Child Care Service in Port Byron, NY (1) |
| City Government - Courts in Port Byron, NY (1) | City Government - Finance & Taxation in Port Byron, NY (1) |
| Civic Social Association in Port Byron, NY (1) | Clergy in Port Byron, NY (1) |
| Clinics in Port Byron, NY (1) | Computer & Equipment Dealers in Port Byron, NY (1) |
| Convenience Stores in Port Byron, NY (1) | Corn Farm Whol Livestock Soybean Farm in Port Byron, NY (1) |
| Crafts in Port Byron, NY (1) | Cruises in Port Byron, NY (1) |
| Dairy Farm in Port Byron, NY (1) | Defense Contract Audit Office in Port Byron, NY (1) |
| Dentists in Port Byron, NY (1) | Dentists in Port Byron, NY (1) |
| Electrical Contractor in Port Byron, NY (1) | Elementary Secondary Schools in Port Byron, NY (1) |
| Engineers - Consulting in Port Byron, NY (1) | Environmental Excavating Contractor in Port Byron, NY (1) |
| Farm Equipment (Wholesale) in Port Byron, NY (1) | Federal Government - Conservation Depts in Port Byron, NY (1) |
| Field Crop Farm in Port Byron, NY (1) | Funeral Home in Port Byron, NY (1) |
| General Animal Farm in Port Byron, NY (1) | General Crop Farm in Port Byron, NY (1) |
| General Government in Port Byron, NY (1) | Groceries in Port Byron, NY (1) |
| Grocery - Retail in Port Byron, NY (1) | Hardware - Retail in Port Byron, NY (1) |
| Help Supply Services in Port Byron, NY (1) | Insurance in Port Byron, NY (1) |
| Investigators in Port Byron, NY (1) | Landscape Contractors in Port Byron, NY (1) |
| Landscape Designers in Port Byron, NY (1) | Landscape Services in Port Byron, NY (1) |
| Landscaping Equipment & Supplies in Port Byron, NY (1) | Lawn & Grounds Maintenance in Port Byron, NY (1) |
| Lawn Garden Services in Port Byron, NY (1) | Lawn Garden Services in Port Byron, NY (1) |
| Libraries - Public in Port Byron, NY (1) | Mail Order & Catalog Shopping in Port Byron, NY (1) |
| Manufacturers - Agents & Representatives in Port Byron, NY (1) | Marinas in Port Byron, NY (1) |
| Membership Sport Recreation Club Ret Sporting Goods Bic in Port Byron, NY (1) | Mobile Home Site Operator in Port Byron, NY (1) |
| Mobile Homes - Repairing & Service in Port Byron, NY (1) | Monuments in Port Byron, NY (1) |
| Motion Picture Producers & Studios in Port Byron, NY (1) | New House Construction Contractor in Port Byron, NY (1) |
| Parking Area Lots Maintenance & Marking in Port Byron, NY (1) | Pet Training in Port Byron, NY (1) |
| Pianos in Port Byron, NY (1) | Pizza in Port Byron, NY (1) |
| Police Departments in Port Byron, NY (1) | Printers in Port Byron, NY (1) |
| Real Estate in Port Byron, NY (1) | Recreation Centers in Port Byron, NY (1) |
| Roofing And Remodel in Port Byron, NY (1) | Service Stations - Gasoline & Oil in Port Byron, NY (1) |
| Shrub Tree Services in Port Byron, NY (1) | Signs in Port Byron, NY (1) |
| Snow Removal Service in Port Byron, NY (1) | Speculative Builder in Port Byron, NY (1) |
