List of Orenstein & Koppel steam locomotives

The list of Orenstein & Koppel steam locomotives shows photographically documented samples of representative Orenstein & Koppel (O&K) steam locomotives. The factory produced 14,387 steam locomotives from 1899 to 1945 at its Berlin site (Drewitz, Nowawes, Babelsberg) with the works number range from 337 to 12965.