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When you invest valuable time and money on mailings or sales calls, you need the most accurate data available. That's why it's important to choose Ad Authority. Our 400 full-time researchers are solely dedicated to building the data, verifying it and updating it for you.
Each day, Ad Authority data specialists scour thousands of sources to add new data, update existing records and eliminate duplicates. Our process is like no other in the industry. In fact, we do something no other company does - we make over 22 million phone calls each year to verify the information.