- Discover all that Cologne has to offer with Hotel Alexander as a base. The Hotel Alexander boasts a convenient location with modern amenities in every guestroom and superb service. All of the guestrooms are replete with daily newspaper, hair dryer, non smoking rooms. This beautiful Cologne accommodation provides pets allowed, elevator to suit all guests' utmost convenience. With elegant facilities and hospitality, guests at this hotel will surely have an impressive stay. To make a reservation at the Hotel Alexander Cologne with our secure online booking form, please choose your preffered period of stay.