Phone number appending services provide you with a fast and easy way to add telephone numbers to your customer and prospect files helping you to more effectively target your customers and new prospects and maintain the currency of your database.
Our appending services give you a comprehensive resource of directory assistance and compiled telephone number listings for the U.S, Canada, and other countries.
With our extensive coverage of quality data, fast turnarounds, superior match rates and the highest degree of accuracy, we offer you the ultimate resource for all your telephone number appending needs.
Consumer Phone Number Append Percentage
All lists are matched against the National Do-Not-Call registry. However, if your organization is exempt from these laws you must specify “Exempt” at the time of order. The average percentage append rate for exempt customers is 25% to 70%. The average percentage of non-exempt customers is 7% to 18%.
Business Phone Number Append Percentage
The business phone number append percentage varies depending on the accuracy of the names in your list. Your record must match our database record exactly in order to append a phone number, otherwise no match will be given. The average percentage appended is 35% to 65%.