+49-202-(5090000...5090999): Wuppertal, Nordrhein-Westfalen (NW) Xem thêm về +49-202-(5090000...5090999)
+49-203-(7329000...7329999): Duisburg, Nordrhein-Westfalen (NW) Xem thêm về +49-203-(7329000...7329999)
+49-2041-(7524000...7524999): Bottrop, Nordrhein-Westfalen (NW) Xem thêm về +49-2041-(7524000...7524999)
+49-2043-(5344000...5344999): Gladbeck, Nordrhein-Westfalen (NW) Xem thêm về +49-2043-(5344000...5344999)
+49-2045-(4184000...4184999): Bottrop-Kirchhellen, Nordrhein-Westfalen (NW) Xem thêm về +49-2045-(4184000...4184999)
+49-2051-(3234000...3234999): Velbert, Nordrhein-Westfalen (NW) Xem thêm về +49-2051-(3234000...3234999)
+49-2052-(9564000...9564999): Velbert-Langenberg, Nordrhein-Westfalen (NW) Xem thêm về +49-2052-(9564000...9564999)
+49-2053-(5004000...5004999): Velbert-Neviges, Nordrhein-Westfalen (NW) Xem thêm về +49-2053-(5004000...5004999)
+49-2054-(8689000...8689999): Essen-Kettwig, Nordrhein-Westfalen (NW) Xem thêm về +49-2054-(8689000...8689999)
