A Ws

A Ws is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Building Materials & Supplies
• Carpentry Work
• Roofing, Siding & Sheet Metal Work

North American Industry Classification System (NAICS) Categories:

• Roofing Contractors
• Finish Carpentry Contractors
• Other Building Material Dealers

Standard Industry Classification (SIC) Categories:

• Carpentry Work
• Roofing, Siding, And Sheet Metal Work
• Lumber & Other Building Materials