Mail King USA is full service direct marketing agency based in Sacramento, California. Mail King USA focuses on growing businesses through the use of targeted direct marketing solutions such as targeted direct mail, shared mail, mail house services, & print coupon distribution & mailing list acquisition. We do it all and make it easy from design to delivery! Telemarketing lists, mail lists, postcard marketing, letters, postcards, mailing lists, marketing data research, snap packs, brochures, labels, mail house services, snappack, pressure seal, mortgage mailers, dental postcards