Is postbank part of deutsche bank? Deutsche Postbank AG (formerly Deutsche Bundespost) is a retail bank and is a part of Deutsche Bank, the biggest bank in Germany. Postbank provides a wide range of financial services including retail banking, insurance, and loans. Postbank was formed from the demerger of the postal savings pision of Deutsche Bundespost in 1990.How do i contact deutsche post in germany? If you are located in Germany, we will be glad to answer your questions over the phone: Phone: 0221 5692-444. Fax: 0221 5692-776. Monday to Friday: 7 am - 6 pm. Please use the following address for written correspondence regarding domestic payments: Deutsche Post AG. Renten Service Branch. 13497 Berlin.How can i contact deutsche bank? Send an email to [email protected] for other enquiries.How many branches did deutsche post take over? Beyond that Deutsche Postbank took over 850 branches from Deutsche Post. Along with the change in ownership, around 9,600 employees switched employer, bringing Postbank's workforce to over 25,000 employees. In September 2008, 30% of Postbank was sold to Deutsche Bank for €2.8 billion.