Detailed product classification. In English, French, German, Italian, Portuguese, Spanish. Search either by name and location, or business type and location. Produced by Bell Atlantic. BizWeb Links to web sites of 43,000 companies, arranged by product group, and searchable.
First page has long list of product groups.
USA focus directory. There is a searchable directory of 100,000 USA companies, and you can browse by category. There are basic contact details, line of business and links to web sites and stock quotes. A directory of 650,000 USA non-profit organisations. Also stock quotes.