NextMark provides tools and resources that help organizations to buy mailing lists, sell mailing lists, and learn about mailing lists. NextMark currently indexes and tracks more than 74,000 mailing lists from 1,200+ sources. Its solutions have been proven through more than 4,000,000 mailing list searches and 75,000 direct marketing campaigns for thousands of catalog merchants, retailers, fundraisers, politicians, banks, telcos, entertainers, broadcasters, publishers, and other organizations that reach their market directly. NextMark is a privately held corporation headquartered in Hanover, New Hampshire USA and on the web at NextMark.com with its Marketing Information Network list services operation located in Edmond, Oklahoma and on the web at minokc.com.