| Government Offices in Port Leyden, NY (4) | Churches in Port Leyden, NY (3) |
| Recycling Centers (Wholesale) in Port Leyden, NY (3) | Automobile Repairing & Service in Port Leyden, NY (2) |
| Hydrologists in Port Leyden, NY (2) | Restaurants in Port Leyden, NY (2) |
| Air Conditioning Contractors & Systems in Port Leyden, NY (1) | Animal Services in Port Leyden, NY (1) |
| Antiques - Dealers in Port Leyden, NY (1) | Banks in Port Leyden, NY (1) |
| Bars in Port Leyden, NY (1) | Campgrounds in Port Leyden, NY (1) |
| City Government - Executive Offices in Port Leyden, NY (1) | City Government - Finance & Taxation in Port Leyden, NY (1) |
| Data Processing Service in Port Leyden, NY (1) | Driving Instruction in Port Leyden, NY (1) |
| Electric Contractors in Port Leyden, NY (1) | Environmental Excavating Contractor in Port Leyden, NY (1) |
| Excavating Contractors in Port Leyden, NY (1) | Feed - Dealers (Wholesale) in Port Leyden, NY (1) |
| Flea Markets in Port Leyden, NY (1) | Flooring Contractor & Furniture in Port Leyden, NY (1) |
| Funeral Home in Port Leyden, NY (1) | Funeral Service Crematory in Port Leyden, NY (1) |
| Garbage Collection in Port Leyden, NY (1) | General Contractors in Port Leyden, NY (1) |
| Grocery - Retail in Port Leyden, NY (1) | Heating Contractors in Port Leyden, NY (1) |
| Homes - Adult in Port Leyden, NY (1) | Libraries - Public in Port Leyden, NY (1) |
| Logging Companies in Port Leyden, NY (1) | Lumber - Retail in Port Leyden, NY (1) |
| Masonry Stone Contractor in Port Leyden, NY (1) | Mobile Home Site Operator in Port Leyden, NY (1) |
| National Commercial Bank in Port Leyden, NY (1) | Painters in Port Leyden, NY (1) |
| Parking Area Lots Maintenance & Marking in Port Leyden, NY (1) | Pet Shops in Port Leyden, NY (1) |
| Pet Washing & Grooming in Port Leyden, NY (1) | Plumbing Heating AC Contractor in Port Leyden, NY (1) |
| Post Offices in Port Leyden, NY (1) | Publishers - Book in Port Leyden, NY (1) |
| Quilting Materials & Supplies in Port Leyden, NY (1) | Roofing And Remodel in Port Leyden, NY (1) |
| Schools in Port Leyden, NY (1) | Skilled Nursing Care Facility in Port Leyden, NY (1) |
| State Government - Executive Offices in Port Leyden, NY (1) | Truck - Repairing & Service in Port Leyden, NY (1) |
| Trucking - Motor Freight in Port Leyden, NY (1) | Water Well Drilling in Port Leyden, NY (1) |
| Water Well Drilling & Service in Port Leyden, NY (1) |
