Best Source:
- Covers 14 million companies.
- Using the Custom Search, you can limit a search to one or more cities or counties, and to a major industry group, like manufacturing.
Ward's Business Directory of U.S. Private and Public Companies
Reference HG4057 .A4 (8 volumes)
- Covers 114,500 U.S. companies.
- Ward's also provides rankings of companies by SIC and NAICS codes, by state.
North Carolina Manufacturers Directory (Harris Infosource)
Ready Reference HD9727 N8 N660
- Covers 14,420 NC manufacturers.
- Includes SIC code and product indexes.
