- Paint & Painting Supplies, Ballston Spa
- Paint Stores, Ballston Spa
- Painters, Ballston Spa - Painting Contractors
- Paper & Cardboard Manufacturers, Ballston Spa
- Paper Finishers Manufacturers, Ballston Spa
- Parking Lot Road & Airport Services, Ballston Spa
- Party & Event Planning, Ballston Spa - Special Events
- Party Supplies Rentals, Ballston Spa
- Passenger Ground Transportation, Ballston Spa
- Passenger Vehicle Dealers, Ballston Spa
- Passenger Water Transportation, Ballston Spa
- Pasta Restaurants, Ballston Spa
- Paving Contractors - Driveway, Road, Walkway, Ballston Spa - Installation, Repair & Seal - Asphalt & Concrete Pavers
- Payroll Preparation Service, Ballston Spa
- Payroll Services, Ballston Spa
- Pentecostal Churches, Ballston Spa
- Personal Care, Ballston Spa
- Personal Credit Institutions & Services, Ballston Spa
- Personal Document & Information Services, Ballston Spa
- Personal Injury Attorneys & Lawyers, Ballston Spa
- Personal Injury Attorneys & Lawyers, Ballston Spa
- Personal Injury Lawyers & Attorneys, Ballston Spa
- Personal Legal Services, Ballston Spa
- Personal Services, Ballston Spa
- Personal Watercraft Dealers, Ballston Spa
- Personnel Management Services, Ballston Spa
- Pet Care Services, Ballston Spa
- Pet Food & Supplies, Ballston Spa
- Pet Grooming & Boarding, Ballston Spa
- Pet Grooming & Boarding Services, Ballston Spa
- Pet Shops & Supplies, Ballston Spa
- Pets Stores & Pet Supplies , Ballston Spa
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- Pharmacy & Drug Stores, Ballston Spa - Drugstore - Chemists
- Photo & Picture Frames, Ballston Spa - Picture Framing
- Photographers, Ballston Spa
- Photographic Studios, Ballston Spa
- Photography, Ballston Spa
- Photography, Ballston Spa
- Physical Therapists, Ballston Spa - Physical Therapy
- Pizza Restaurant 1 Of 2, Ballston Spa
- Plastic Products Manufacturers, Ballston Spa
- Playgrounds Parks & Trails, Ballston Spa
- Plumbers & Plumbing Contractors, Ballston Spa - Installation, Repair & Replace Services
- Plumbing - Sewer & Drain Cleaning & Repair, Ballston Spa
- Plumbing Fixtures, Equipment, Parts & Supplies, Ballston Spa
- Podiatrists, Ballston Spa - Foot Doctors, Physicians & Surgeons (Podiatric Medicine)
- Prefabricated Homes & Buildings, Ballston Spa - Prefab Homes - Structures
- Presbyterian Churches, Ballston Spa
- Preschools, Ballston Spa
- Printers Services, Ballston Spa
- Printing Services & Publishing Services, Ballston Spa
- Process Serving Services, Ballston Spa - Process Server
- Product Rental & Leasing, Ballston Spa
- Product Repair Services, Ballston Spa
- Professional, Ballston Spa
- Professional Engineers, Ballston Spa
- Professional Equipment & Supplies, Ballston Spa
- Property Operation - Retail Outlet Mall & Establishments, Ballston Spa
- Prosthodontist, Ballston Spa - Partial Dentures, Dental Implant, Bridge, Crown, etc
- Public Accountants, Ballston Spa
- Public Libraries, Ballston Spa
- Publishing & Printing Manufacturers, Ballston Spa
- Publishing Consultants & Services, Ballston Spa
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