- Bakeries, Wernersville
- Banks, Wernersville
- Barbers, Wernersville
- Bars & Grills, Wernersville
- Bathroom Remodeling, Wernersville - Bathroom Remodel & Planning Services
- Battery, Wernersville - Retail Batteries Stores
- Battery Storage, Wernersville
- Battery Stores, Wernersville
- Beauty Salons, Wernersville
- Bed & Breakfast, Wernersville
- Beer & Wine Stores, Wernersville
- Beverage & Juice Bottlers Manufacturers, Wernersville
- Beverage Non-Alcoholic Manufacturers, Wernersville
- Beverage Stores, Wernersville
- Bible Church, Wernersville
- Bicycle Rentals, Wernersville - Bike Rental
- Bicycle Repair & Service, Wernersville - Bike Repair Shops
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- Bicycle Shops, Wernersville - Road, Hybrid, Folding, BMX, Electric & Mountain Bikes Stores & Dealers
- Bird Repellent, Barrier & Control, Wernersville
- Bottlers Equipment & Supplies, Wernersville
- Bottling Manufacturing, Wernersville
- Breakfast Restaurants, Wernersville
- Builders & Contractors, Wernersville
- Builders & Contractors - More, Wernersville
- Building & Property Maintenance & Services, Wernersville
- Building Construction Consultants, Wernersville - Construction Management & Consulting
- Building Design & Construction Consultants, Wernersville
- Burglar & Alarm Service, Wernersville - Monitoring Service
- Burglar Alarm Systems, Wernersville
- Business Legal Services, Wernersville
- Business Management Consultants, Wernersville
- Business Services, Wernersville
- Business Wholesale, Wernersville
- Business, Vocational & Technical, Wernersville
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