Phone Append and Verification Services

Maintain the accuracy of your telephone data.


Back to Data Services
lighthouse list can append both residential and business telephone numbers to your customer and prospect lists. This service can be preformed quickly and accurately when you provide us with name and mailing address information.
Lighthouse List performs this lookup against multiple databases to provide you with the highest quality data and the highest match rates – typically 50% – 65% (25-30% if we are suppressing Do Not Call numbers). Additionally all telephone numbers are scrubbed against the National Do Not Call list as well as any state specific Do Not Call lists. Increase your telemarketing efforts today with lighthouse list‘s telephone append and verification service.