Holzmarkt 47Cologne, Germany 50676 Phone: +49 221-272-2880Fax: +49 221-2722-88100Toll Free: +800-232-9860 Hotel E-mailHotel Website Classification 6 First Class Commission Rooms Rates - 204 - Hoteliers! Is your information accurate? Update Here NH Koeln Altstadt Location & Neighborhood in the heart of the energetic Rheinauhafen business district - 11 MI, 20 min from Cologne/Bonn airport.