+49-201-(86284000...86284999): Essen, Nordrhein-Westfalen (NW) Xem thêm về +49-201-(86284000...86284999)
+49-202-(71674000...71674999): Wuppertal, Nordrhein-Westfalen (NW) Xem thêm về +49-202-(71674000...71674999)
+49-203-(71704000...71704999): Duisburg, Nordrhein-Westfalen (NW) Xem thêm về +49-203-(71704000...71704999)
+49-2041-(4054000...4054999): Bottrop, Nordrhein-Westfalen (NW) Xem thêm về +49-2041-(4054000...4054999)
+49-2043-(9414000...9414999): Gladbeck, Nordrhein-Westfalen (NW) Xem thêm về +49-2043-(9414000...9414999)
+49-2045-(9654000...9654999): Bottrop-Kirchhellen, Nordrhein-Westfalen (NW) Xem thêm về +49-2045-(9654000...9654999)
+49-2051-(3244000...3244999): Velbert, Nordrhein-Westfalen (NW) Xem thêm về +49-2051-(3244000...3244999)
+49-2052-(9574000...9574999): Velbert-Langenberg, Nordrhein-Westfalen (NW) Xem thêm về +49-2052-(9574000...9574999)
+49-2053-(8454000...8454999): Velbert-Neviges, Nordrhein-Westfalen (NW) Xem thêm về +49-2053-(8454000...8454999)
+49-2054-(9869000...9869999): Essen-Kettwig, Nordrhein-Westfalen (NW) Xem thêm về +49-2054-(9869000...9869999)
