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Teletrax® is the most comprehensive global broadcast monitoring and verification service.

4C's Teletrax service enables clients such as entertainment studios, news, sport and government organizations, TV syndicators, direct response and brand advertisers to determine precisely when, where and how their video content is being used around the world.

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Over 2,100 television channels in 76 countries are constantly being monitored, including all 210 U.S. DMAs.