Opladen is located in Germany (Regierungsbezirk Köln, North Rhine-Westphalia) and time zone Europe/Berlin.
Places nearby are Leichlingen, Leverkusen and Langenfeld.
Düsseldorf is 25 km away, Frankfurt am Main is 170 km away and Stuttgart is 306 km away as the crow flies.
Distances from Opladen to the most important cities in Germany and the world.
51.0686300°
7.0038700°
Railway station in Leverkusen, Germany
https://en.wikipedia.org/wiki/Opladen_station