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NDX is the standard-bearer of newspaper product and distribution information for the US advertising industry. Our products, driven by our proprietary Source® database, provide a standardized format of the country’s largest, most current and most comprehensive publisher data available. With a national network of resources for data management and advisors from both the advertising and publishing industries, NDX is a single source of knowledge needed to maximize advertising investments. Follow us on Twitter @NDXUS

NDX Questions

The NDX annual revenue was $5.4 million in 2026.

2 people are employed at NDX.

NDX is based in Chesterfield, Missouri.

The NAICS codes for NDX are [51, 518, 5182].

The SIC codes for NDX are [73, 737].

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