Caldwell list specializes in direct mail lists. TELEMARKETING and E-mail. Founded in 1972 by W. R. Caldwell. The Company was the first broker in the southeast to market direct mail lists. Caldwell list has been doing business nationwide with large and small companies for more than 30 years. Most of the list specialists have been with Caldwell list for 5 years or more. More than a third of the specialists in marketing lists have been with Caldwell list for more than 12 years. State or National Lists for Mailing, Local, E-Mail and Telemarketing