Economic development in the future when is getting rapidly, where in the era promised in business open, when is getting many companies springing, so a lot of innovation strategy offered by companies in order to obtain a place of consumers.PT. Pos Indonesia as state-owned as companies, providing services good package , money , or letters must be able to develop existence in the community in the central progress , to the product post express and the time is only one day in deliveryThe study is done in order to determine the application of promotional mix what has been done by, Pos Indonesia (Persero) Regional VI Semarang, To find out the application of a strategy of promotion used on PT. Pos Indonesia Regional VI the central java province and of yogyakarta semarang. the three media campaigns have been conducted, consisting of advertising (radio, television, banners, brochures, website, events), sales promotion (giving gift, promo), and personal selling by employees of PT. Pos Indonesia (Persero) Regional VI Central Java and DIY and to kvow promotional mix the most dominant use in the application of promotional mix.The design of this research is descriptive qualitative method, namely by describing the situation along with the actual data on the application of the promotion mix PT. Pos Indonesia (Persero) Regional VI Semarang. From the discussion in this study can be conclude that the promotional mix of advertising media that has been used by PT. Pos Indonesia (Persero) Regional VI Semarang has been able to attract consumers to use Pos Express service, In other words, the use of the services will be successful if proper means of delivery to the public, besides the promotion mix by using a media advertising and personal selling can also be interesting and dominant interest of service user.