Infousa

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

• Information Bureaus & Services
• Mailing List Service

North American Industry Classification System (NAICS) Categories:

• Direct Mail Advertising > Mailing List Service
• All Other Business Support Services > Business Information & Referral Services

Standard Industry Classification (SIC) Categories:

• Direct Mail Advertising Services > Mailing List Service
• Business Services, Nec > Business Information & Referral Services