| Dentists in Devon, PA (12) | Real Estate in Devon, PA (10) |
| Attorneys & Lawyers in Devon, PA (8) | Banks in Devon, PA (8) |
| General Contractors in Devon, PA (8) | Automobile Dealers - New Cars in Devon, PA (7) |
| Building Contractors in Devon, PA (7) | Restaurants in Devon, PA (7) |
| Churches in Devon, PA (6) | Physicians & Surgeons in Devon, PA (5) |
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| Insurance in Devon, PA (4) | Psychologists in Devon, PA (4) |
| Schools in Devon, PA (4) | Accountants in Devon, PA (3) |
| Service Stations - Gasoline & Oil in Devon, PA (3) | Advertising - Agencies & Counselors in Devon, PA (2) |
| Apartments in Devon, PA (2) | Automobile Leasing in Devon, PA (2) |
| Automobile Repairing & Service in Devon, PA (2) | Business Management Consultants in Devon, PA (2) |
| Carpet & Rug Dealers - New in Devon, PA (2) | Condominiums in Devon, PA (2) |
| Counseling Services in Devon, PA (2) | Dentists in Devon, PA (2) |
| Employment Agencies & Opportunities in Devon, PA (2) | Government Offices in Devon, PA (2) |
| Interior Decorators Design & Consultants in Devon, PA (2) | Manicure & Nail Salons in Devon, PA (2) |
| Marriage & Family Counselors in Devon, PA (2) | Photographers - Portrait in Devon, PA (2) |
| Physicians & Doctors in Devon, PA (2) | Plumbing Contractors & Plumbers in Devon, PA (2) |
| Real Estate Loans in Devon, PA (2) | Travel Agencies & Bureaus in Devon, PA (2) |
| Advertising - Direct Mail in Devon, PA (1) | Advertising Representative & Newspapers in Devon, PA (1) |
| Air Conditioning Contractors & Systems in Devon, PA (1) | Animal Hospitals in Devon, PA (1) |
| Antiques - Dealers in Devon, PA (1) | Architects in Devon, PA (1) |
| Art Galleries & Dealers in Devon, PA (1) | Asbestos Removal Service in Devon, PA (1) |
| Auctioneers in Devon, PA (1) | Automobile Inspection Stations - New Used in Devon, PA (1) |
| Automobile Lubrication Service in Devon, PA (1) | Barbers in Devon, PA (1) |
| Battery Charging Equipment (Wholesale) in Devon, PA (1) | Beauty Salons in Devon, PA (1) |
| Bed & Breakfast Accommodations in Devon, PA (1) | Book Store in Devon, PA (1) |
| Bowling Centers in Devon, PA (1) | Building Materials in Devon, PA (1) |
| Buildings - Pre - Cut Prefabricated Modular in Devon, PA (1) | Burglar Alarm Systems (Wholesale) in Devon, PA (1) |
| Camps in Devon, PA (1) | Carpentry Contractor in Devon, PA (1) |
| Carpet & Rug Cleaners in Devon, PA (1) | Child Care Service in Devon, PA (1) |
| Chimney & Fireplace Cleaning Build Rpr in Devon, PA (1) | Chimney Builders & Repairers in Devon, PA (1) |
| Cleaners in Devon, PA (1) | Commercial Art Graphic Design in Devon, PA (1) |
| Computer Software in Devon, PA (1) | Computers - Networking in Devon, PA (1) |
| Computers - Service & Repair in Devon, PA (1) | Concrete Prods - Ex Block & Brick (Mfrs) in Devon, PA (1) |
| Data Processing Service in Devon, PA (1) | Demolition Contractors in Devon, PA (1) |
| Dressmakers in Devon, PA (1) | Educational Programs in Devon, PA (1) |
| Elementary & Secondary School in Devon, PA (1) | Embroidery in Devon, PA (1) |
| Energy Conservation & Mgmt Consultants in Devon, PA (1) | Engineers - Consulting in Devon, PA (1) |
| Engineers - Mechanical in Devon, PA (1) | Exercise & Physical Fitness Programs in Devon, PA (1) |
| Financial Advisory Services in Devon, PA (1) | Financial Planning Consultants in Devon, PA (1) |
| Food Facilities - Consultants in Devon, PA (1) | Foundation - Educ Philanthropic Research in Devon, PA (1) |
| Furniture - Dealers in Devon, PA (1) | Futons in Devon, PA (1) |
| Government Offices - County in Devon, PA (1) | Graphic Designers in Devon, PA (1) |
| Grocery - Retail in Devon, PA (1) | Health & Diet Foods - Retail in Devon, PA (1) |
| Health Care Instruction in Devon, PA (1) | Health Clubs Studios & Gymnasiums in Devon, PA (1) |
| Health Services in Devon, PA (1) | Hobby & Model Constr Supplies - Retail in Devon, PA (1) |
| Hoists (Wholesale) in Devon, PA (1) | Home Builders in Devon, PA (1) |
| Human Resource Consultants in Devon, PA (1) | Human Services Organizations in Devon, PA (1) |
| Insurance - Inspection & Audits in Devon, PA (1) | Insurance Agent Broker in Devon, PA (1) |
| Investments in Devon, PA (1) | Laboratories - Dental in Devon, PA (1) |
