Sos Contractor Referral Network

Sos Contractor Referral Network is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Contractors Information & Referral Services

North American Industry Classification System (NAICS) Categories:

• New Single-Family Housing Construction (Except Operative Builders) > Residential Construction Information & Referral Services

Standard Industry Classification (SIC) Categories:

• General Contractors - Single-Family Houses > Residential Construction Information & Referral Services